UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ScX9gajPjRJS9UY2CqUsQK7ye1nuyW/VCgfPKXGIt8Y=' 
WHERE 
  key_id = '8ca43ba0e18099a3df87a43fdd737747e2526e2a99fade80caf80484f30a7b39' 
  AND (
    token = 'ScX9gajPjRJS9UY2CqUsQK7ye1nuyW/VCgfPKXGIt8Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )