UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xzI35fn3GB6s33uIqVXe23ja6rAmIQHtOi+2HFCfALM=' 
WHERE 
  key_id = '8454c9d8b3652f839def4d1915a0702620420419c6f476d57ecdc015f9000b42' 
  AND (
    token = 'xzI35fn3GB6s33uIqVXe23ja6rAmIQHtOi+2HFCfALM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )