UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+sjb4VG8od6B7Wri6L/09mX6EmVTmlSLxqGFmj2biZs=' 
WHERE 
  key_id = '4a3c15d95059e4657239f5df27fc22d1436f941282b0d41ceac675f533cf4200' 
  AND (
    token = '+sjb4VG8od6B7Wri6L/09mX6EmVTmlSLxqGFmj2biZs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )