UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'at6YnzGQjiIQcNHKom/5mcU9NwUDqIvE7NBoL95rE1s=' 
WHERE 
  key_id = '87a8218b1b4a81146a4ee491b5d612009a07e3522e78c1d31c6efd79fef534eb' 
  AND (
    token = 'at6YnzGQjiIQcNHKom/5mcU9NwUDqIvE7NBoL95rE1s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )