UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6VMawzYLKlDFiNpXmw4wATycXFVg+6upFc3MMWVEwIk=' 
WHERE 
  key_id = 'e19e52c908a2e0e91f78441f8f52627bb6faef6be5e3512de365e5235aba48a4' 
  AND (
    token = '6VMawzYLKlDFiNpXmw4wATycXFVg+6upFc3MMWVEwIk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )