UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RqxPzmCvHkI9HbymSCMNnZ+tYac+kHYNToi4gkajuZc=' 
WHERE 
  key_id = '71c3e68048edb03bcb442030440628ac564b2ba09c80990e18457da23f939165' 
  AND (
    token = 'RqxPzmCvHkI9HbymSCMNnZ+tYac+kHYNToi4gkajuZc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )