UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6MImgjWEDgMHr2ryj+kZciHjb94TAZ0b4yQ1IDtkBz0=' 
WHERE 
  key_id = '8518fd3b32eab72b50a7deb7ff28b93f47c93d478d74ea38d892974b3690231f' 
  AND (
    token = '6MImgjWEDgMHr2ryj+kZciHjb94TAZ0b4yQ1IDtkBz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )