UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8crMg/8bRSdxOg4LcUmCB/p4fudkzxyNlOBaFRWs0DI=' 
WHERE 
  key_id = '15909731f6b9c33e3f50a729b203a04360530e53e7d23633c3026cbf28650d60' 
  AND (
    token = '8crMg/8bRSdxOg4LcUmCB/p4fudkzxyNlOBaFRWs0DI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )