[ADMIN] How to recover deleted data........

[neo3 matrix]

Hello friends!
I have a table property_details having columns (mid,pid,pv,vt)
Accidentally , i fired a query
delete from property_details where mid=27617 and pid=20 or pid=21 or pid=22
, which resulted in deletion of 418 rows which had pids 21 and 22 , which i
don't want.......
So , plz can anyone help me out to recover all those rows having pid=21 and
pid=22 ...............
how to recover it?
reply soon...............
thanks in advance.............