UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G/QIZh50J6EvLOc+krMtSn0hBdefZ2YTP/2d3XoP2ps=' 
WHERE 
  key_id = 'a7936bb9524deb23594712796bbff547b7021b468434d18be5e75dfed82250df' 
  AND (
    token = 'G/QIZh50J6EvLOc+krMtSn0hBdefZ2YTP/2d3XoP2ps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )