UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DV4p3rYmF56o7vTvFZ7h16DXrdKDg3mgbKwFyTirKWs=' 
WHERE 
  key_id = '2c76fa64e5a6c0165c2ee2de5c0a042f852c74f177ecc877cd3c23368f5f82b6' 
  AND (
    token = 'DV4p3rYmF56o7vTvFZ7h16DXrdKDg3mgbKwFyTirKWs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )