UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4BWW8bZeUCyYmjJ2XHVMTTBq3tMWEIdFxp8/Vk41syc=' 
WHERE 
  key_id = '6b4f91549950f1744dfaecc90b462a765cfafc5f6abc2246c6ed6ed56f5c27e4' 
  AND (
    token = '4BWW8bZeUCyYmjJ2XHVMTTBq3tMWEIdFxp8/Vk41syc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )