UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zFlr9Azth6tGdIeueHqAludkSyz14H8LXG65MD8rHzQ=' 
WHERE 
  key_id = '5d68429661390d847f8d03054a7245bc643768d1db5d3fba65ae5470dbce190f' 
  AND (
    token = 'zFlr9Azth6tGdIeueHqAludkSyz14H8LXG65MD8rHzQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )