UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nXGWeopY2kZlwB73eb/7CaZF+TEz9qPpC060DwiAaRg=' 
WHERE 
  key_id = '5facec3a51655b89259dc6e06b63c7b6644de31b6181a499d7d684cea0d6b8db' 
  AND (
    token = 'nXGWeopY2kZlwB73eb/7CaZF+TEz9qPpC060DwiAaRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )