UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L5tlTSVKulSrWFZ55IPbKIZufPnpHS1kWxClYxeUc0o=' 
WHERE 
  key_id = '877cca403cbd3eb1ccac3484ab6c7482b9ed583ba4af01349c5067406818a195' 
  AND (
    token = 'L5tlTSVKulSrWFZ55IPbKIZufPnpHS1kWxClYxeUc0o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )