UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vWt8dsr/fLft7PIiErsNX5wdLf0ZTk2wJFvY1eNVkAM=' 
WHERE 
  key_id = '5b93b0f87584c768e5bdeb266fe0f8cab915e9889793009b11b551d288b57078' 
  AND (
    token = 'vWt8dsr/fLft7PIiErsNX5wdLf0ZTk2wJFvY1eNVkAM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )