UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7mFn6anlk7WvhkU8zr1Zms49MQcTZnxezCLMZvwdW2c=' 
WHERE 
  key_id = '378d4c8c71ddb235988078beae47bcc9f87629d6a3360db534a336d9f394090d' 
  AND (
    token = '7mFn6anlk7WvhkU8zr1Zms49MQcTZnxezCLMZvwdW2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )