UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uEj9+fx8V0timc7xfJVZ6trqGpsdqKFstpb0aQn2YwM=' 
WHERE 
  key_id = '936e80b042bdc8127e6b280e70f102cc5816b28b02a02204273a4cad4a265337' 
  AND (
    token = 'uEj9+fx8V0timc7xfJVZ6trqGpsdqKFstpb0aQn2YwM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )