UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yp5+8WeGJ3D3Ic6nhMVKf9S/HWhiZm8ilDRfpCxjwFc=' 
WHERE 
  key_id = '503c8347aa5c4996ba7b9d202194bc42dcd2661092bd99d72912772f42166ddf' 
  AND (
    token = 'Yp5+8WeGJ3D3Ic6nhMVKf9S/HWhiZm8ilDRfpCxjwFc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )