UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PhrnYHn5rMqoPgQd+ldP8EsORycWIQTTc7rVU6ytLdM=' 
WHERE 
  key_id = 'ca5b26595b05f2c08758a780d60edc35dbdf3d6316e80914e7b449e967e9a50d' 
  AND (
    token = 'PhrnYHn5rMqoPgQd+ldP8EsORycWIQTTc7rVU6ytLdM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029