UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xLTVb/9P0khliCWt+BVFb5EabmzJrYrby5+LhJgpep0=' 
WHERE 
  key_id = 'e787839e35546f8a48188abebcd7b532791fc7d08649980f2179a61f013e029b' 
  AND (
    token = 'xLTVb/9P0khliCWt+BVFb5EabmzJrYrby5+LhJgpep0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )