UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K9RKkwDJRuAOGaKZdplzk8PxdnO/cHZqBBzlItq8pFo=' 
WHERE 
  key_id = 'e8a2b855567252d194f7161dcbe3df3cf773ac9b71821c6187621f8608cfded3' 
  AND (
    token = 'K9RKkwDJRuAOGaKZdplzk8PxdnO/cHZqBBzlItq8pFo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )