UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'osKGEQTAJLEEDbwf6+RtlaRy0tJTj7EJ5Qea0/+cU9Y=' 
WHERE 
  key_id = '6450f7b3a6288e6f3e3d5112ae4278a63805b7d70b77edd335a3f921a08ef1d2' 
  AND (
    token = 'osKGEQTAJLEEDbwf6+RtlaRy0tJTj7EJ5Qea0/+cU9Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00046