UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JZmRMg7mKpMzxf8yL47mQD2v7eOy1TMuvaSymQ8nY8w=' 
WHERE 
  key_id = '6dbc4298e7fe1116a2e9030b9d6a7b9aa6a4264cc4d71cdec7de55e38aeeb93a' 
  AND (
    token = 'JZmRMg7mKpMzxf8yL47mQD2v7eOy1TMuvaSymQ8nY8w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )