UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'svE6iF7g87+DHImnNaH8zjdkhvZJWqhRJ7p24e/OcLc=' 
WHERE 
  key_id = '19011ab02f74c52518d75b3a58c202fc13fe63527d920899733ac804ee35a484' 
  AND (
    token = 'svE6iF7g87+DHImnNaH8zjdkhvZJWqhRJ7p24e/OcLc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )