UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nS/PsQi1MopOUGad4eETKpgGwQRa5se45+xpyWRZQbM=' 
WHERE 
  key_id = '2710e495b6f2c39056aaddf5770520981447865c5bfec616a1f902e94f7f19d5' 
  AND (
    token = 'nS/PsQi1MopOUGad4eETKpgGwQRa5se45+xpyWRZQbM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )