select 
-- m.*
m.id,
m.created_at,
m.updated_at,
timestampdiff(minute,m.updated_at,now())  dif,
mt.interval_time ,
date_format(now(),'%H:%i') now_time,
push_time
from message m join message_type mt
	on m.sys_name=mt.sys_name and m.pasture_id=mt.pasture_id and m.service_id=mt.service_id
	where
	--  m.status=0
	m.id  =1407
	 and (
	   mt.remind_type=1 
	   or
	   (
		   mt.remind_type=2 and 
		   timestampdiff(minute,m.created_at,now())>=mt.delay_time	and
		   (date_format(now(),'%H:%i')>=mt.push_time or mt.push_time='')	and 
		   (
			   cycle_type=1 or cycle_type=3 or
			   ( 
				   cycle_type=2 and timestampdiff(minute,m.updated_at,now()) >=mt.interval_time 
				   and m.push_count<mt.push_limit
			   )
		   )
	   )
	   or 
	   (
		   mt.remind_type=3 and 
			(
			   mt.date_type=1 
			   or (mt.date_type=2 and  weekday(now() ) +1 =mt.push_date)
			   or (mt.date_type=3 and  (day(now()) =mt.push_date or DAYOFMONTH(now())<mt.push_date))
			) 
			and date_format(now(),'%H:%i')>=mt.push_time
			and 
			(
				 push_count=0
				or 
				( day(now())> day(mt.updated_at) and push_count>0)
			)
	   )
	)