UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+lVmHWqS5U/kYgxFfuC9sKBCrmGJZR0P3LEf4NLNkpk=' 
WHERE 
  key_id = '9f568979330132175959a3e31ede9d7a34978a51515a24345e7833d5485e512a' 
  AND (
    token = '+lVmHWqS5U/kYgxFfuC9sKBCrmGJZR0P3LEf4NLNkpk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )