UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6QoX1B+xPsMN9bsBqXqH/riktHMbdqVfRqlBwATzxE=' 
WHERE 
  key_id = '4d63878f65a6c272d59fef6fc4bc3cafa63e42eadf197a8466f9a2064926a106' 
  AND (
    token = 'n6QoX1B+xPsMN9bsBqXqH/riktHMbdqVfRqlBwATzxE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )