UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4iP40eHuRYe1zvVa/qoGrZr3U6a8XaGvvaWPRTG99Aw=' 
WHERE 
  key_id = '93dc012ee5959584c6dde5797e39b5da50079daa74c449704f02882a4352ff68' 
  AND (
    token = '4iP40eHuRYe1zvVa/qoGrZr3U6a8XaGvvaWPRTG99Aw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )