UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xETJ54aXXFoEGKyL2U5GBhgKQ7jViLt4gt97IC1duMY=' 
WHERE 
  key_id = 'c735aca175118119b31302f297c82bb24b7fdc523c90b816a9411f387d3a6b88' 
  AND (
    token = 'xETJ54aXXFoEGKyL2U5GBhgKQ7jViLt4gt97IC1duMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )