UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QTzXhzqyzD9CKydnjPOpSCcperjqREK2yd9yp/Kppcs=' 
WHERE 
  key_id = '30f3b3e5e7975bee1759436a0e1660e62c1da9536c008022ac4ace494442a7a5' 
  AND (
    token = 'QTzXhzqyzD9CKydnjPOpSCcperjqREK2yd9yp/Kppcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )