UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c98967GaAwC9vlnoMIBXHseFhlEBlg7skVXzDYsT620=' 
WHERE 
  key_id = '7fb025525e9e66ab7d42d68c3ec39755e8260d137be3b8912d09162f2b11652f' 
  AND (
    token = 'c98967GaAwC9vlnoMIBXHseFhlEBlg7skVXzDYsT620=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )