UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6djoZyPBqStZkocPsg1/z7HVitZGeZfEjOw0BAEXX0M=' 
WHERE 
  key_id = '8a034c136ad2bddfbddbf97b14248be4920a1d1a36a2a3b39fe2592f597a26b5' 
  AND (
    token = '6djoZyPBqStZkocPsg1/z7HVitZGeZfEjOw0BAEXX0M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )