UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4GDZTWa/F4oky2ef/NyGok+bLcFndcOwCRjsZ7OS0pI=' 
WHERE 
  key_id = '4dbc017cf130fd3d59b63da15dfec8808662af294bac6b4bb2daeb66ad96b8c6' 
  AND (
    token = '4GDZTWa/F4oky2ef/NyGok+bLcFndcOwCRjsZ7OS0pI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )