UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2/6bMhsdT072euISK79JyvPCSP/Qyxvl1CwSYjVyoK0=' 
WHERE 
  key_id = 'f48779bd5e46040cd06acdacd48d46423c4d508f6ffd269ff5726963958ca47b' 
  AND (
    token = '2/6bMhsdT072euISK79JyvPCSP/Qyxvl1CwSYjVyoK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )