UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iVaOWeZNQqGwjvWXFIF0jd9WsLlKMNvmBSUscKheNdU=' 
WHERE 
  key_id = '38fb097b68aedfa489b8fcaadf90cb17927eb458968e5603bc29557e3f730c12' 
  AND (
    token = 'iVaOWeZNQqGwjvWXFIF0jd9WsLlKMNvmBSUscKheNdU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )