UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K08qmvCtpEj4mpMqh58NshynnakC5CkKEo2ePiJBQkI=' 
WHERE 
  key_id = '547f9e366e04add0db6919ad75f401742252145154535be8bfdacde0868ec9ff' 
  AND (
    token = 'K08qmvCtpEj4mpMqh58NshynnakC5CkKEo2ePiJBQkI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )