UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uu4VuVqvZCtd3wlFWiBgvu7dv+KB9UwlolLxYHfG6t4=' 
WHERE 
  key_id = '5c63c83d1581fc647c42fbc01c4d77d592a329376f9c3c9670ac7028a32ce3bb' 
  AND (
    token = 'Uu4VuVqvZCtd3wlFWiBgvu7dv+KB9UwlolLxYHfG6t4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )