UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FMDHpANNL8B/8bjLcMLaGfqXKTHW1PCFn7jqavfDxAE=' 
WHERE 
  key_id = 'a8f77e6960f68268ac6fce67c4c415ab470163d82a4e8b9895a180f713063996' 
  AND (
    token = 'FMDHpANNL8B/8bjLcMLaGfqXKTHW1PCFn7jqavfDxAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )