UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WTvqVHx7ZEplBPJ5tRhSDRmsOzax9zwGjlAMTm4s3CQ=' 
WHERE 
  key_id = 'd6f764429b5b9bee56dc832e8ecf8f5a5f28a30b2f44e55a05bf714ca5121da5' 
  AND (
    token = 'WTvqVHx7ZEplBPJ5tRhSDRmsOzax9zwGjlAMTm4s3CQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )