UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uZ7jGas6xYhLywmhvNnNY0wRpOWJ6w+FXiD85oUsATU=' 
WHERE 
  key_id = 'a7d719cc2c69214c26af06df65d7f7442fae869810d9b07e9c38b8435900f718' 
  AND (
    token = 'uZ7jGas6xYhLywmhvNnNY0wRpOWJ6w+FXiD85oUsATU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )