UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D16nf5xRP+yTLCodzbzTB6BTglwSbAUtLsk9UiEHuPg=' 
WHERE 
  key_id = '6c2e0a80fb9f3298bae0fe07c8c30f4298f55c914a278b77427a3bff2831b25f' 
  AND (
    token = 'D16nf5xRP+yTLCodzbzTB6BTglwSbAUtLsk9UiEHuPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )