UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EWjsCSGlQM1+CnRNZU4n1ljVn0lG3zYmYrfpKD493aQ=' 
WHERE 
  key_id = '6453ccc9ea5aa0bc6fae97a958c0b5c1910cf5ca91940f31d28d9476240db7cb' 
  AND (
    token = 'EWjsCSGlQM1+CnRNZU4n1ljVn0lG3zYmYrfpKD493aQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )