UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3VpAqGnXkx7fJjI1+3gvG2HI0zkHdM5UotsVhye1mC0=' 
WHERE 
  key_id = '235659a7c092665b51da55ae45b685900bd1234d56561b909828c2dd4624fc5f' 
  AND (
    token = '3VpAqGnXkx7fJjI1+3gvG2HI0zkHdM5UotsVhye1mC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )