UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dlV3kSQBmyNwC+IwexzbBM0GtqZEy5KIh7pvbtsBU7I=' 
WHERE 
  key_id = '239573ecf0489e9fb5005eab623c4b294e99e59738b9e72a50f037393680fbe1' 
  AND (
    token = 'dlV3kSQBmyNwC+IwexzbBM0GtqZEy5KIh7pvbtsBU7I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )