UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MtTXxa4UuUBJVFQ70CoCrkKgtNbYJPFNY/5niA937DU=' 
WHERE 
  key_id = '8877afab5f1b6897e6a6963ccb96cb24892b42a9617d0be373107d04ec1b48ba' 
  AND (
    token = 'MtTXxa4UuUBJVFQ70CoCrkKgtNbYJPFNY/5niA937DU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )