UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RW7LqG61eYrwYId0J9JoFozKkVn9Xl6msbKPIPmLMss=' 
WHERE 
  key_id = '16c18a72f9b1a768659f68975289450898923be9ffd15e8458e22fd5565dc105' 
  AND (
    token = 'RW7LqG61eYrwYId0J9JoFozKkVn9Xl6msbKPIPmLMss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )