UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jdjGaXtvSJC4m2ndi+6mmC24SPOxaaEea2e5oasB2S0=' 
WHERE 
  key_id = 'b5ff62173e21c081d7997e91d9f3048976ae933acd011c7f0c15f3a12f013e3e' 
  AND (
    token = 'jdjGaXtvSJC4m2ndi+6mmC24SPOxaaEea2e5oasB2S0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )