UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L3H64IkkTv8ri8gNQYja1WdF02TaznMgfqVqYppROAk=' 
WHERE 
  key_id = 'fb7691b9ae938779fac86eb4811ed9a53b1644f48e69382988d1e0564b1a1510' 
  AND (
    token = 'L3H64IkkTv8ri8gNQYja1WdF02TaznMgfqVqYppROAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )