UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mIHMkiS1bT6mQadPgBy1w6Yg/VdUgzFZmqBgcMrKjow=' 
WHERE 
  key_id = '826bcde2d5981da934e73c3f973c48f8339c4ab388cc654651e639bdcbd48b53' 
  AND (
    token = 'mIHMkiS1bT6mQadPgBy1w6Yg/VdUgzFZmqBgcMrKjow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )