UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VTF/ImmU8Q12S5tQ7zstpJhaByYe+UO9vVOmChoqauk=' 
WHERE 
  key_id = '9ff1454bcfb6da2f593e465838fc3e71e6d23ffd6ade73ba1e0b7298a37129a1' 
  AND (
    token = 'VTF/ImmU8Q12S5tQ7zstpJhaByYe+UO9vVOmChoqauk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )