UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8OjpMPG/ul/UyvpExO0nLAiWmCEGGFWtPrtAE68YIHY=' 
WHERE 
  key_id = '8546dfcd6bd4dff89b6636a55cf6768fab744787ae6289ec6e72e8267f7b4b2a' 
  AND (
    token = '8OjpMPG/ul/UyvpExO0nLAiWmCEGGFWtPrtAE68YIHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )