UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bXddaFkgtQdOnzHHvbPkjrGHMXQWF1cxRDZd/Ejs+ww=' 
WHERE 
  key_id = '1c6ed6940743df623b1746ad6b655815d44e03a4a3510567e031c6a53bee1b58' 
  AND (
    token = 'bXddaFkgtQdOnzHHvbPkjrGHMXQWF1cxRDZd/Ejs+ww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )