UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RkNGkZRpmn8lByvd6aWd2XQZlXQ4z7pY4JhxlPa/od8=' 
WHERE 
  key_id = '8f6dc8ff812a55a6b32dc87312d24bd6b05ce8e3ebfc1876d42fa443793f4268' 
  AND (
    token = 'RkNGkZRpmn8lByvd6aWd2XQZlXQ4z7pY4JhxlPa/od8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )