UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hZEx7J84l/AQKzK88H25i50hcb7a7ZwU/W2ySo51Yag=' 
WHERE 
  key_id = 'f7ef2d75ee4efaa3e50847710e35c637c9b6e47810b935f7c8883314c36b1138' 
  AND (
    token = 'hZEx7J84l/AQKzK88H25i50hcb7a7ZwU/W2ySo51Yag=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )