UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zLJztVcxutERupwNjpVXaGxzdzdj9W+mJK6gMAhQtQc=' 
WHERE 
  key_id = '444c7e0d40221526059f41b2009f960221692d097e40dbd17850536b3e6006d8' 
  AND (
    token = 'zLJztVcxutERupwNjpVXaGxzdzdj9W+mJK6gMAhQtQc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )