UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BLbCGulj/r1UvFvczkUiJ+9p9+2fgMy3QcQC7bq0ag8=' 
WHERE 
  key_id = 'a59665f5af32e716e94ae3434a1a3a8c990a51cb1993c06bab9db6de65e94701' 
  AND (
    token = 'BLbCGulj/r1UvFvczkUiJ+9p9+2fgMy3QcQC7bq0ag8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )