UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ud6W9GZMnHlfN0JJa8rGS8s5KLMtoJ1b2tpxNmAZj3c=' 
WHERE 
  key_id = '3dc8b1982d155adb8a3aff521878579ad537c954a047cd24410e312047aab20f' 
  AND (
    token = 'Ud6W9GZMnHlfN0JJa8rGS8s5KLMtoJ1b2tpxNmAZj3c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )