UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9FNoX79L4nKBbX3cHf8KGnS+OUiBO94g+/YGSJZTGUI=' 
WHERE 
  key_id = '21d99c8d7875f1f36a19e2b3bc35970b5b116a984aeabd1a519c8fd990c6038d' 
  AND (
    token = '9FNoX79L4nKBbX3cHf8KGnS+OUiBO94g+/YGSJZTGUI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )