UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zVGfc5acMhx7iOuGQjxfWh8zEB9L9ynyj8ZGfwoZYlk=' 
WHERE 
  key_id = '3f2e0ee8caf0c3048499e0e60d43ebd2d12d080b724b4b77688f9f99409c0ef8' 
  AND (
    token = 'zVGfc5acMhx7iOuGQjxfWh8zEB9L9ynyj8ZGfwoZYlk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )