UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AW2S+c3JbbnyOLw8aH8Qnq//8IbxbrVP5rHMVpwLGyU=' 
WHERE 
  key_id = '15fed5e065ca1627054dd46b95f4feea53b3dded0d14d1e6da9c6f012a5c91f0' 
  AND (
    token = 'AW2S+c3JbbnyOLw8aH8Qnq//8IbxbrVP5rHMVpwLGyU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )