UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f6dO+fMLluJ+RwN0J5lb509kGx8R4TQKp4gC4QPOn7E=' 
WHERE 
  key_id = '8a4a3f80979103929beb739529363129936f3ba15150ce50bb9f64a930d81817' 
  AND (
    token = 'f6dO+fMLluJ+RwN0J5lb509kGx8R4TQKp4gC4QPOn7E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )