UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8dDnStb9u72E26EypyQPKBjjP9/v394UIUCoHBz4TGM=' 
WHERE 
  key_id = '8839710de8cf67390fd6ebe68093acb2e720e0e30f6a300a845429fe1fa98751' 
  AND (
    token = '8dDnStb9u72E26EypyQPKBjjP9/v394UIUCoHBz4TGM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )