UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RMmu/trAne0bSvhs5WIJdl8IQszbfS9s5DmHVDkC4Gw=' 
WHERE 
  key_id = '46947e0fe725ab7f83efd9786e28897fdab542e2ec554edac3be0295ea1ecdb0' 
  AND (
    token = 'RMmu/trAne0bSvhs5WIJdl8IQszbfS9s5DmHVDkC4Gw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )