UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6XaEYSN9qReePjfOLrHfIh3NIXMGUuEQWc90j71mzfs=' 
WHERE 
  key_id = 'a1f2dbf0d06e4088dc92a77445467f65f93a7c69337d0e7c6b353d9fb6e58721' 
  AND (
    token = '6XaEYSN9qReePjfOLrHfIh3NIXMGUuEQWc90j71mzfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )