UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6xjq/kiin07pJVwAuwLkW6+r/ZLR//zGNTvTdLL+2yo=' 
WHERE 
  key_id = '491c1df57a64b593e8b52aba82ab5472eab81418b3f574ededbcea7c48f1468f' 
  AND (
    token = '6xjq/kiin07pJVwAuwLkW6+r/ZLR//zGNTvTdLL+2yo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )