UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QM4ONzKADuMD/DoQIEvoQoOmYnx2carmFy8hGUlPmik=' 
WHERE 
  key_id = '16d0a2741f4ebbcb972c8efd5ccff50b72b7f34f4bc7242fe2850629ca7cc6b0' 
  AND (
    token = 'QM4ONzKADuMD/DoQIEvoQoOmYnx2carmFy8hGUlPmik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )