UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pgT+H7gvHXgr4oExgCnTL7fexWlLh1Baqp/Ztsahcgk=' 
WHERE 
  key_id = '516b9ce0b467e8ffebc60c1b258b0055d21e64a165ef365bdfc154620978db9f' 
  AND (
    token = 'pgT+H7gvHXgr4oExgCnTL7fexWlLh1Baqp/Ztsahcgk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )