UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7xQ24mTz9qpb37Gu5BFVige6oWvB1TYKe691DR2FGu4=' 
WHERE 
  key_id = 'b1e9dd81d5a91dc3ee084b789464d9cc21c01f64e16076c9d1dcd8429573e264' 
  AND (
    token = '7xQ24mTz9qpb37Gu5BFVige6oWvB1TYKe691DR2FGu4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )