UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DKu+jqwoTUM4Ud21Vbpt3/Hy5VhrvId15BEQe4DRQyU=' 
WHERE 
  key_id = '28d22f526c3ce518d722bb0a66dff27acca520a87ceb06966808568bd632a2bc' 
  AND (
    token = 'DKu+jqwoTUM4Ud21Vbpt3/Hy5VhrvId15BEQe4DRQyU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )