UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VumDBdn8HyPI24CM+xwvY59Af2bn+mLesroloKt93dg=' 
WHERE 
  key_id = 'b8e80ff932605ccd1738dace659f118e82145cf7f05cd7aab16fac1f27adcee5' 
  AND (
    token = 'VumDBdn8HyPI24CM+xwvY59Af2bn+mLesroloKt93dg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )