UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BWwvGcoY98UiU5eAZBxSaRIm2+9e4eQ1faCDRxJvxN8=' 
WHERE 
  key_id = '91f341d59cc0cf58326fed5a4d3873234cec8494da7c9e7df78604e339949f05' 
  AND (
    token = 'BWwvGcoY98UiU5eAZBxSaRIm2+9e4eQ1faCDRxJvxN8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )