UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MLsWkDkYBVmJZmwJ5i0dADDVkJcXJfu4Rl6QBs2+wGY=' 
WHERE 
  key_id = '6c3b6d119f1d48ad6a26ee7607b06018cbaee813693757a6cb9b5311258b7e94' 
  AND (
    token = 'MLsWkDkYBVmJZmwJ5i0dADDVkJcXJfu4Rl6QBs2+wGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )