UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DoiZRDHkmo80adwhorZKjqxUvKPxCUbtlXyBtUamHNk=' 
WHERE 
  key_id = '18b39e74226fe41c7254a8fce0159eee7db7ec22168104b18249582313636acb' 
  AND (
    token = 'DoiZRDHkmo80adwhorZKjqxUvKPxCUbtlXyBtUamHNk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )