UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NSjod5ZZ6v+MNHXTXztnKT/WsxSzP4anIBIydbHHWAs=' 
WHERE 
  key_id = 'a5557540ebf8f696bfdfd213cc75fed863adfe81b6735d965b87a52bd3166c70' 
  AND (
    token = 'NSjod5ZZ6v+MNHXTXztnKT/WsxSzP4anIBIydbHHWAs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )