UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SaoZmQP+a1s38XAKq8ZPO4ItHWjF5HXYKcOLkFzTi2I=' 
WHERE 
  key_id = 'a1ac943400c6028c9cb7b2e8a3dc9c30f5dd2f24501932bbd1af7fa0baee1c31' 
  AND (
    token = 'SaoZmQP+a1s38XAKq8ZPO4ItHWjF5HXYKcOLkFzTi2I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )