UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r+DvAXA1fB36+uYsLmwGxTIxCAwQOIs3UlZL5z+beqQ=' 
WHERE 
  key_id = 'db4c3c29479d3fc49abc304eb2f1c1ac1e7f804c8c5406c195dfbd2310eeee7b' 
  AND (
    token = 'r+DvAXA1fB36+uYsLmwGxTIxCAwQOIs3UlZL5z+beqQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )