UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8xGPHe5kOGbipcV+R2YWTI/sDAXp6SbI2u6sBlnh+sU=' 
WHERE 
  key_id = 'faa35d520fbf2ec5aa305acacb7a5c2ef2c31df6af6885fd727ec7609549cb89' 
  AND (
    token = '8xGPHe5kOGbipcV+R2YWTI/sDAXp6SbI2u6sBlnh+sU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )