UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mJwx7hVXkBfsWhzWHK3HUXspbO8h7bm24pS2yg1CFg0=' 
WHERE 
  key_id = 'e8b7cd6311c112e892e510b6e5f1f780ec6736c51808883f276624709c6f9560' 
  AND (
    token = 'mJwx7hVXkBfsWhzWHK3HUXspbO8h7bm24pS2yg1CFg0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )