UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2AxQZWTA8/zC0rrvb2d3AlygYLhycEsZkEdZmxbebBQ=' 
WHERE 
  key_id = '5768c2b03483a235105b3ec706c0c9dfbfba633ab547926689c3d0e1b921eb30' 
  AND (
    token = '2AxQZWTA8/zC0rrvb2d3AlygYLhycEsZkEdZmxbebBQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )