UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FleVzYF/H46oAfZA0e9/e0O+ZYbYEUuXSqWSsMofoN4=' 
WHERE 
  key_id = 'e947610b6d329cfb46fb820fa7358b94d83e41049813bcd30bbea88bc8e01388' 
  AND (
    token = 'FleVzYF/H46oAfZA0e9/e0O+ZYbYEUuXSqWSsMofoN4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )