UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DhpzIAvtD6becceDtLYCf6irAx1a4TLzda/OCtZQcbc=' 
WHERE 
  key_id = '6231ecf27055885fa8d626e6d93f1c992bfdc12b4c0794460468abfb954ac51d' 
  AND (
    token = 'DhpzIAvtD6becceDtLYCf6irAx1a4TLzda/OCtZQcbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )