UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iPu0OOjTYnUjUUlbWPrXC+mEB2bRWBsiEA7jBIZelKM=' 
WHERE 
  key_id = '27b7bcd841e5d1574bcd9357730d1f2da80339087f0f85a579db3f3d906e001c' 
  AND (
    token = 'iPu0OOjTYnUjUUlbWPrXC+mEB2bRWBsiEA7jBIZelKM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )