UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nnThnFUmxvL0DMEttsF50x1sPNM3B/Cyglb3F4Npuec=' 
WHERE 
  key_id = '55deafa6d618c748a834b69d89f96ef2966b11b3f7cc0c10818b8f4a8f1b0f8b' 
  AND (
    token = 'nnThnFUmxvL0DMEttsF50x1sPNM3B/Cyglb3F4Npuec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )