UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/pT+MA95GAeb1JY94tTbFVihUc/BeZgFkeMvm0BZwGY=' 
WHERE 
  key_id = '6ec42f432c8ac3c2442edd87c7e95b01377b50b7575d133f839ede8101fd73c7' 
  AND (
    token = '/pT+MA95GAeb1JY94tTbFVihUc/BeZgFkeMvm0BZwGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )