UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xHW3hi7Oh/7uNj1eoby3qTVa8FHqn8yaG59sWD2mOtg=' 
WHERE 
  key_id = '91781361ab62b1b0c517a030e61affedbced7c2d2486327193200a398c08dbdb' 
  AND (
    token = 'xHW3hi7Oh/7uNj1eoby3qTVa8FHqn8yaG59sWD2mOtg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )