UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NhT5KNM37zkzPdQwhU4vFwRMRKOB70Y0J/+/50ACLHo=' 
WHERE 
  key_id = 'd18ecca5142c222491331876e06f1da22ce39d48d34db8b5d60e3854ed7e2011' 
  AND (
    token = 'NhT5KNM37zkzPdQwhU4vFwRMRKOB70Y0J/+/50ACLHo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )