UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zfbejmDz+Yoavy5fR6HlylTGXagxOavKDfB44bBSDdA=' 
WHERE 
  key_id = '5243842b72437c8f09db2b716b6d143cead7abff02af801384ced5a2a242cb66' 
  AND (
    token = 'zfbejmDz+Yoavy5fR6HlylTGXagxOavKDfB44bBSDdA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )