UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4MljdejGIO+oAkJrWAoKF76akFB76Gyh9d18frXnKO0=' 
WHERE 
  key_id = '29cabeaf1bef3720c3a2e6eda819929982ad9fc29262a3183a782c9ff356180b' 
  AND (
    token = '4MljdejGIO+oAkJrWAoKF76akFB76Gyh9d18frXnKO0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )