UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lj2EPQP0K6CMJ6CiTsFFKHI5ylGLP7G1Fa+tXvQ/kaM=' 
WHERE 
  key_id = '294f0f30ce20c0426686b5ad99a3d519e228b8020c23ff97a601baf9be82ec5c' 
  AND (
    token = 'lj2EPQP0K6CMJ6CiTsFFKHI5ylGLP7G1Fa+tXvQ/kaM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )