UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6jh73su8mnaTInt2ubbq4dgQpv1ugGRyS6hJAG9B2CA=' 
WHERE 
  key_id = '0600a0fc6c4a73220ef72d1b42f8496b012f65c5f5042458a1d18cacabc0acdb' 
  AND (
    token = '6jh73su8mnaTInt2ubbq4dgQpv1ugGRyS6hJAG9B2CA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )