UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zHEgIibmOHlXlLnXbFC7zFcdufL5vmgzwrbcJ6arfCA=' 
WHERE 
  key_id = '892641618d88b81f69479a51d6408655466e750545bebb7774fe36effc7c4290' 
  AND (
    token = 'zHEgIibmOHlXlLnXbFC7zFcdufL5vmgzwrbcJ6arfCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )