UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6NRJAK3eKK2JkbQ0vjhGGSDqctNFepFj39p+hUSXKI=' 
WHERE 
  key_id = '15105df1fedc1e76146ceed00c0b12de3ed0d8773db0d5ab11b1f65f3698349a' 
  AND (
    token = 'L6NRJAK3eKK2JkbQ0vjhGGSDqctNFepFj39p+hUSXKI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )