UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LNp2/K31fdLHvy8DKagWCu3hIhcT3YyuOgZyU76RACY=' 
WHERE 
  key_id = '2758bc6513a141a1fd726964955d89661f77423605c13876404437e365cff409' 
  AND (
    token = 'LNp2/K31fdLHvy8DKagWCu3hIhcT3YyuOgZyU76RACY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )