UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GRxHX9Px6sZcaISYbFsjcO2xoPxFK0/2SCQcxZCYB+0=' 
WHERE 
  key_id = 'dcf48fd5c1f6473e82cec3d18c5f5fe37cb210078fa72ec7c0071ddb18220b73' 
  AND (
    token = 'GRxHX9Px6sZcaISYbFsjcO2xoPxFK0/2SCQcxZCYB+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )