UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RPlJq0nNgHsTJWRuUo7NaZmZDp8V14c4D2Rt+xodTjo=' 
WHERE 
  key_id = 'a1f7e1a5d3207416fade1d164003c56693b2f0a629d25dd72d0d15f213cab1ec' 
  AND (
    token = 'RPlJq0nNgHsTJWRuUo7NaZmZDp8V14c4D2Rt+xodTjo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )