UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4MpiXWcCFVNpRlhIXHeSdSc4orJiKxTuMrTVXnIbyug=' 
WHERE 
  key_id = '766281360a5161993adbb8f2fc2bb71e7e5c12b62a5a91e3f815403fabaa1226' 
  AND (
    token = '4MpiXWcCFVNpRlhIXHeSdSc4orJiKxTuMrTVXnIbyug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )