UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MnVrj5g13eUkGfKem9ez90FTgUqmcBr3oNTYWrW6+1Y=' 
WHERE 
  key_id = '3cfe755954bf173f564072d911a0b4e17cba5c7d9ab0633ade8a63a810a4d373' 
  AND (
    token = 'MnVrj5g13eUkGfKem9ez90FTgUqmcBr3oNTYWrW6+1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )