UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BfPZO9LjxXPF8G4QtESn/alLKrWoUCqK892ComvPC/4=' 
WHERE 
  key_id = '31ef148427b72eab8bbc56f79b3b03ab8dc956e1761936832cf7098d2c6e3002' 
  AND (
    token = 'BfPZO9LjxXPF8G4QtESn/alLKrWoUCqK892ComvPC/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )