Trigger runs without errors but does not work - mysql

Question

I created a trigger in mysql, it's no compilation error, but does nothing of what was proposed in it, is not the same as it was called.
Following code.
DELIMITER //
DROP TRIGGER BILHETAGEM_ACERTOS//
CREATE TRIGGER BILHETAGEM_ACERTOS
BEFORE INSERT ON bilhetagem FOR EACH ROW
BEGIN
SET new.bil_canal = LEFT(new.bil_canal,locate('-',new.bil_canal)-1);
SET #plano = 0;
SET #tarifa = 0;
SET #placa = 0;
SET #seq = 0;
SET #canal = 0;
SET #tronco = 0;
SET #troncoplaca = 0;
SET new.bil_gravacao = SUBSTRING(new.bil_gravacao,7);
SELECT SUBSTRING(new.bil_canal, 1, (LOCATE('/', new.bil_canal) -1)) INTO #placa;
IF (#placa = 'Khomp') THEN
SET #canal = RIGHT(new.bil_canal,LENGTH(new.bil_canal) - LOCATE('/', new.bil_canal));
SET #seq = LEFT(#canal, LOCATE('C', #canal) -1);
IF (LOCATE('-', #canal) > 0) THEN
SET #canal = LEFT(#canal, LOCATE('-', #canal) -1);
END IF;
SET #canal = RIGHT(#canal,(LENGTH(#canal) - LOCATE('C', #canal)));
SELECT tro_codigo INTO #tronco FROM troncos_placas where tropla_placa = #seq LIMIT 1;
SELECT tro_placa INTO #tipo FROM troncos where tro_codigo = #tronco LIMIT 1;
SELECT tro_nome INTO #tronco_nome FROM troncos where tro_codigo = #tronco LIMIT 1;
IF (#tipo = 'E1') THEN
SELECT tropla_codigo INTO #troncoplaca FROM troncos_placas where tro_codigo = #tronco LIMIT 1;
ELSE
SELECT tro_codigo INTO #tronco FROM troncos_placas where tropla_placa = #seq and tropla_codigo = #canal LIMIT 1;
SET #troncoplaca = #canal;
END IF;
ELSE
SELECT SUBSTRING(new.bil_canal, (LOCATE('/', new.bil_canal) +1)) INTO #canal;
SELECT tro_codigo INTO #tronco FROM troncos where tro_tipo = #placa and tro_apelido = #canal LIMIT 1;
SET #troncoplaca = 0;
END IF;
IF (LOCATE('B', new.ram_codigo)) THEN
SET new.ram_codigo = #tronco_nome;
END IF;
IF (LOCATE('GATW', new.ram_codigo)) THEN
SET new.ram_codigo = #tronco_nome;
END IF;
SET new.tro_codigo = #tronco;
SET new.tropla_codigo = #troncoplaca;
SELECT pla_codigo INTO #plano FROM ramal where ram_codigo = new.ram_codigo LIMIT 1;
IF #plano > 0 THEN
IF ((LEFT(new.bil_destino,1) > 0) and (LEFT(new.bil_destino,1) <= 5)) THEN
SELECT pla_vlrminutolocalfixo INTO #tarifa FROM planos where pla_codigo = #plano LIMIT 1;
ELSE
IF ((LEFT(new.bil_destino,1) > 5) and (LEFT(new.bil_destino,1) <= 9)) THEN
SELECT pla_vlrminutolocalcelular INTO #tarifa FROM planos where pla_codigo = #plano LIMIT 1;
ELSE
IF (LEFT(new.bil_destino,4) <> '0800') THEN
IF ((SUBSTRING(new.bil_destino,2,1) < 2) and (SUBSTRING(new.bil_destino,4,1) <= 5)) THEN
SELECT pla_vlrminutodddfixo_deestado INTO #tarifa FROM planos where pla_codigo = #plano LIMIT 1;
ELSE
SELECT pla_vlrminutodddfixo_foestado INTO #tarifa FROM planos where pla_codigo = #plano LIMIT 1;
END IF;
END IF;
END IF;
END IF;
END IF;
END IF;
SET new.pla_codigo = #plano;
SELECT pla_tempo INTO #tempo FROM planos where pla_codigo = #plano LIMIT 1;
SELECT pla_cadencia INTO #cadencia FROM planos where pla_codigo = #plano LIMIT 1;
SET new.pla_tempo = #tempo;
SET new.pla_cadencia = #cadencia;
SET new.bil_tarifabase = #tarifa;
SET new.bil_tarifado = 'S';
SET #relseg = new.bil_duracao;
SET #reldata = DATE(new.bil_dataligacao);
IF ((LENGTH(new.bil_destino) > 4) AND (new.bil_duracao > 0) AND (new.bil_entradasaida <> 'E')) THEN
IF (new.bil_duracao <= #tempo) THEN
SET new.bil_vlrvenda = (#tarifa / 60) * #tempo;
ELSE
SET #valor = (#tarifa / 60) * #cadencia;
SET #tmp = (new.bil_duracao - #tempo);
SET #qtd = 1;
WHILE #tmp > 0 DO
SET #tmp = (#tmp - #cadencia);
SET #qtd = #qtd + 1;
END WHILE;
SET new.bil_vlrvenda = #tarifa + (#valor * #qtd);
END IF;
END IF;
IF (#tronco > 0) THEN
SELECT reltro_segundos INTO #segundos from relatorio_troncos where tro_codigo = #tronco and reltro_dataligacao = #reldata limit 1;
IF ((#segundos > 0) or (#segundos is not null)) THEN
UPDATE relatorio_troncos SET reltro_segundos = (#segundos + #relseg) WHERE tro_codigo = #tronco and reltro_dataligacao = new.bil_dataligacao;
ELSE
INSERT INTO relatorio_troncos (tro_codigo, reltro_dataligacao, reltro_segundos) values (#tronco, #reldata, #relseg);
END IF;
END IF;
END IF;
END//
DELIMITER ;``