UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rfr+vrdYIElpXj95qgoMatWBsEIKD39oZN3JsZTJL0g=' 
WHERE 
  key_id = '6d30456d981994212e3ff9f3137e39e8667aae75a524bc7cdc10baf8495da37c' 
  AND (
    token = 'Rfr+vrdYIElpXj95qgoMatWBsEIKD39oZN3JsZTJL0g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )