UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BwMdOWjzkx3+DaV7dmFDpuk1YB4CF9mQriMB+Cj5lUY=' 
WHERE 
  key_id = '50ff218274d95cbdd943de1b32aada21e3c54bf678730b7354ff44f93fc48c0c' 
  AND (
    token = 'BwMdOWjzkx3+DaV7dmFDpuk1YB4CF9mQriMB+Cj5lUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )