UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '39PMMBMtQhtp9g8UR9wIhYTTKwjI7ACU42omKhdhRMo=' 
WHERE 
  key_id = 'f70f8d1a041bae85a66679a5d735b8efc829d850b9be642c10da1b8ddd33231e' 
  AND (
    token = '39PMMBMtQhtp9g8UR9wIhYTTKwjI7ACU42omKhdhRMo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )