UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '71HEAFq3ASeGFVmM3+HBuZ9liSvHMqSNMd1yDAw7/xo=' 
WHERE 
  key_id = '6110844c96a258b2ac8e7f509280cca7d731796496d02168de375ec839f1bd5f' 
  AND (
    token = '71HEAFq3ASeGFVmM3+HBuZ9liSvHMqSNMd1yDAw7/xo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )