UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o4eqjiMlwYiUh9Gr39tSVWvWkJgZogJ6+tnKrjs9tLo=' 
WHERE 
  key_id = '47b14a53f94d9d3da5cad33978e83c060b658d6f96b21e71e4677b52a8a744aa' 
  AND (
    token = 'o4eqjiMlwYiUh9Gr39tSVWvWkJgZogJ6+tnKrjs9tLo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )