UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N/PBbJ6+Ay/BoZu+CvMt6YLOLjpYO28/vv2tz/lh/dE=' 
WHERE 
  key_id = '40cf76505e49812fbe9108df67595ea33f4703beda4beb49dbf99f40e24234f8' 
  AND (
    token = 'N/PBbJ6+Ay/BoZu+CvMt6YLOLjpYO28/vv2tz/lh/dE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )