UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S5gUHSTBYhRzh+N+REpsdAMdGqWsqe3JBW6xSrN8raI=' 
WHERE 
  key_id = 'e38f2f987eba270cd1bed882c419acf77e818e367248b348e506271579218ac0' 
  AND (
    token = 'S5gUHSTBYhRzh+N+REpsdAMdGqWsqe3JBW6xSrN8raI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )