UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TxDHZ6ToURGRjZsz2hnduxA5gOdYQ5v69uI7zArFrPo=' 
WHERE 
  key_id = '7dd742d9810377938e9d220a23bb460231be7d1b9134cfc83bf6afc5e76e8569' 
  AND (
    token = 'TxDHZ6ToURGRjZsz2hnduxA5gOdYQ5v69uI7zArFrPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )