UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '71RJsNz/lWzfLN80QDkIilseD3tFlG1EpcfmOfu5GKY=' 
WHERE 
  key_id = 'a81fbc1d17f4fa27908ffb5966262cb2258cae84956fd1e267364cfdb34215fb' 
  AND (
    token = '71RJsNz/lWzfLN80QDkIilseD3tFlG1EpcfmOfu5GKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )