UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qm9aQBkBlXhDeD4u52JifJmoat0iWnevlBecg98ED7w=' 
WHERE 
  key_id = 'ad2eb74510537810e3d1efa75ac9f97dc35413af370e16b723b963c7241f7297' 
  AND (
    token = 'Qm9aQBkBlXhDeD4u52JifJmoat0iWnevlBecg98ED7w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )