UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bmyUrXb0FDCBvRf4AJj8ABldGM7BQVOkp0uEz0Y4zd0=' 
WHERE 
  key_id = '6af796fc04a210406f10a344ce18d8ed050f01a91374fc132585f3ab5fdd4b27' 
  AND (
    token = 'bmyUrXb0FDCBvRf4AJj8ABldGM7BQVOkp0uEz0Y4zd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )