UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uItTwue9Elxy535Vo5+vfuDP4ah3WuPGQV3IvcirRDM=' 
WHERE 
  key_id = '6931c92dfcef7c6510ebcdf7175ab9b9035bfef00b52f28298f360661702c996' 
  AND (
    token = 'uItTwue9Elxy535Vo5+vfuDP4ah3WuPGQV3IvcirRDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )