UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tbPQo3lqDpk2yeS60rHqx7htXGpAtZc+mT2ByIISQ7s=' 
WHERE 
  key_id = '1e0572acaecb5743a8f9d3a8e1c7014ecda4c064781a23f20a6e76418c3ceecd' 
  AND (
    token = 'tbPQo3lqDpk2yeS60rHqx7htXGpAtZc+mT2ByIISQ7s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023