UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hjdRlqKUdd92QuvXxTQiiwfAeH1uSGu6huScic8lDD0=' 
WHERE 
  key_id = '58df75a5c439a564a23978e3f998aa56e19ed47ce142cc0cb32a1d6c7ef8ce9a' 
  AND (
    token = 'hjdRlqKUdd92QuvXxTQiiwfAeH1uSGu6huScic8lDD0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )