UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vD+GShpnprZbRL7LmjKlLftBXjInjYLnwOMmad4zRSQ=' 
WHERE 
  key_id = '940e18ad5016091f97846a80c489abd54fd2a82ded4ac16391e5b76215abc585' 
  AND (
    token = 'vD+GShpnprZbRL7LmjKlLftBXjInjYLnwOMmad4zRSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )