UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PtMfjtDwNboncjBL8690/vaMXMVPQe2o1ejZVZrp8zg=' 
WHERE 
  key_id = '51fc48b47d72ae6899d2286f09d7693d0625ac179cc2f11acb5b7098aa169e64' 
  AND (
    token = 'PtMfjtDwNboncjBL8690/vaMXMVPQe2o1ejZVZrp8zg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )