UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ztzSjlc+k3KoqD1BDi6K6wWuirwkc9DclvKeSn/6yN0=' 
WHERE 
  key_id = '3afe4e220f58a6c96636c23be661da4734cedc697941cb0ed0bee3f246765246' 
  AND (
    token = 'ztzSjlc+k3KoqD1BDi6K6wWuirwkc9DclvKeSn/6yN0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )