UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n3XHslrXc+PVdz1ae55GeTYwjIXV29oDtzXdI6wnV2g=' 
WHERE 
  key_id = 'e8a4da7c631095d09d23cb1a0cb86cfa6a321ced68781e50c75092ef3a15c467' 
  AND (
    token = 'n3XHslrXc+PVdz1ae55GeTYwjIXV29oDtzXdI6wnV2g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )