UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TR5UFBwaEKjYRPHGdxjq/Q36g536W39RzLmJN4GcXVI=' 
WHERE 
  key_id = 'ac656973e9c9c1c453403d70d5b5484baa255245ebf00864bf9c227f389129d3' 
  AND (
    token = 'TR5UFBwaEKjYRPHGdxjq/Q36g536W39RzLmJN4GcXVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )