UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't5aCH6wYhlRDg2yOnL6aQx9U8LQYKF5yCOWiR0ynS6Y=' 
WHERE 
  key_id = '494940ad63b3ea66d599a65a3f026d1a6564bf5d24bbb840bdf1c9d3048f8f81' 
  AND (
    token = 't5aCH6wYhlRDg2yOnL6aQx9U8LQYKF5yCOWiR0ynS6Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )