UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'llrjrxZmeAhe4TS1RGGAvD6yv37pOrqSC/9usQcvy5Y=' 
WHERE 
  key_id = '9dffa3985cd37a531279d42690270d546d59ac6d13fb57184a6f9b502098a6cf' 
  AND (
    token = 'llrjrxZmeAhe4TS1RGGAvD6yv37pOrqSC/9usQcvy5Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )