UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ekM1WIH3ltG/ywviODjt/CdKLreOog5l97i9Dlmo6yg=' 
WHERE 
  key_id = '5d59e5861561416b07aefacea3b330ba260bb8dffe446584486704daafcc20bb' 
  AND (
    token = 'ekM1WIH3ltG/ywviODjt/CdKLreOog5l97i9Dlmo6yg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )