UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6QA6/2f7HayJURC8yLYoX6kZJGVTwN4rnCanMIhJSZ0=' 
WHERE 
  key_id = 'd6f3cde89b34adacf7b1b38ad882143da325c07b6a74ae755a4f1784a549271c' 
  AND (
    token = '6QA6/2f7HayJURC8yLYoX6kZJGVTwN4rnCanMIhJSZ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )