UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U15LJl/iOb9wqRYu0cG9h9vp90ELE4VpAop0DuM47cQ=' 
WHERE 
  key_id = '1f4188587161f911d901600778b425057be0f69f86056b7e274ddd81185a7f18' 
  AND (
    token = 'U15LJl/iOb9wqRYu0cG9h9vp90ELE4VpAop0DuM47cQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )