UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u4hdL69+1yStX92IgbYOZMqa5VqvagIY8VkmKOYwcg8=' 
WHERE 
  key_id = '4bd872a24648fc64ea9f6570833dd8ec928907eead1e476927f33c34bfddc2e5' 
  AND (
    token = 'u4hdL69+1yStX92IgbYOZMqa5VqvagIY8VkmKOYwcg8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )