UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BEgs4E+EnFKOWQM/ek/2+nL9Ag/kn10/XkxYUgkdshc=' 
WHERE 
  key_id = 'a3f916c690d5ba32293c5ab725c3889af9986810c701a80a981637881d1ed364' 
  AND (
    token = 'BEgs4E+EnFKOWQM/ek/2+nL9Ag/kn10/XkxYUgkdshc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )