UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QwF8gK7Vw4cGOjndiGSyeGn89rdnnCXy54RYHfeD+ro=' 
WHERE 
  key_id = 'a81b89d59b4578ec2375e1ae4b29220f470db226dcd3b82c1dd646044b9f439d' 
  AND (
    token = 'QwF8gK7Vw4cGOjndiGSyeGn89rdnnCXy54RYHfeD+ro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )