UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TJtn+zKMfklDtTIZ0N3gcJ+Ub9MZ8SwmyV4wFcz/fXg=' 
WHERE 
  key_id = '8b73831eb0a3cb75736d7d3677111e1511ba913e4c2b105057eab3b8e00fe1a8' 
  AND (
    token = 'TJtn+zKMfklDtTIZ0N3gcJ+Ub9MZ8SwmyV4wFcz/fXg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )