UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pU4+XOPFNGQP70fiw1obpo8Uepm3Iek60GwECGgLl1A=' 
WHERE 
  key_id = '1b3920fb2ec8e4f6c0af72bc7d3d9d822c0f24c0936185b496c2d4071bc227de' 
  AND (
    token = 'pU4+XOPFNGQP70fiw1obpo8Uepm3Iek60GwECGgLl1A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )