UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JMkxOMRlFULnFbs8MYBrP34/kBaNhOrZ1XmFOLHedvc=' 
WHERE 
  key_id = '70f87961cd5fe9dfdca41b492c9fc682b4d2e518a1d5295e2e4add50873147c9' 
  AND (
    token = 'JMkxOMRlFULnFbs8MYBrP34/kBaNhOrZ1XmFOLHedvc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )