UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nwfwwhZHQBaRscz0p88PpZ7KXg5SgTXuSXu59nwEWGg=' 
WHERE 
  key_id = 'a4b99cc2bd1dae89a563209a2ca97dec74e2194778c6a514ee4fccf79e7afb55' 
  AND (
    token = 'nwfwwhZHQBaRscz0p88PpZ7KXg5SgTXuSXu59nwEWGg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )