UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qn4/TSBHSsAJp7fchalyQYp74DaJHoKywzKNnXKVGiQ=' 
WHERE 
  key_id = '12ecf677357e04f4165540f62aba5827a3d04d5804621bbea69047103283c551' 
  AND (
    token = 'Qn4/TSBHSsAJp7fchalyQYp74DaJHoKywzKNnXKVGiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )