UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YZhDfPorPcEebB0BOgX2DvKK7QOM5vCqSqg3zojdz+I=' 
WHERE 
  key_id = 'c6e3504f7cec1d2a10816257b5838eaa6dc3f2b330a9e1c730779c40d89daac4' 
  AND (
    token = 'YZhDfPorPcEebB0BOgX2DvKK7QOM5vCqSqg3zojdz+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )