UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V5v5ukxXssY43nCTmGMKLWURtczG2PE4ywwNyo2sVLU=' 
WHERE 
  key_id = '411a57e420a36479fa76466da7efec9d1b85be69ec9291e0b8774b30ef1c16d7' 
  AND (
    token = 'V5v5ukxXssY43nCTmGMKLWURtczG2PE4ywwNyo2sVLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )