UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2u3QVIh5/xTnu5ob2jNknqRKBQQLfYHUcJi4zbtxRDs=' 
WHERE 
  key_id = '6be54dcb8186759a3ab599bebbdd2f821868dec1a6e6d4669151ed1a2fe29918' 
  AND (
    token = '2u3QVIh5/xTnu5ob2jNknqRKBQQLfYHUcJi4zbtxRDs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )