UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u/e76XAp2GWMTlirT2kH2UpOcbUgGMfql08q4tJUkMo=' 
WHERE 
  key_id = 'cb42e2c19de3392a07593704f0a82b6d1d1ac041ea9d38f986e2187020d4d6bc' 
  AND (
    token = 'u/e76XAp2GWMTlirT2kH2UpOcbUgGMfql08q4tJUkMo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )