UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'poT+zuhd7IZg1WpYOEjomElJFl801OnxYjDGc1iYJcU=' 
WHERE 
  key_id = '004b12347441a4738dd4eb4415b6ffa652c97816874c9dfab83ecd455ac20887' 
  AND (
    token = 'poT+zuhd7IZg1WpYOEjomElJFl801OnxYjDGc1iYJcU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )