UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KXKNz9hA5W6vhNCz42uZ5S45ATKHaQYjO4GTWbd8N24=' 
WHERE 
  key_id = '8257a20b6b2b17ffed6ecf2bad01f2f38a305751aa126986f8c27a69faa8d2a7' 
  AND (
    token = 'KXKNz9hA5W6vhNCz42uZ5S45ATKHaQYjO4GTWbd8N24=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )