UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f4G8/zC3E9DpfrRhSjf2oHhb5EMjZY6G7+IXA8NBAJs=' 
WHERE 
  key_id = '3c42ac48815a69b5e92702c30106225983ad45153b78e77ae4e4b728df49a1e7' 
  AND (
    token = 'f4G8/zC3E9DpfrRhSjf2oHhb5EMjZY6G7+IXA8NBAJs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )