UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eSBgQjkn/827fKVVody6WQ+xl3PoLnKnPInMfWt3VE0=' 
WHERE 
  key_id = '5c7e1d089e5af9514fe184de65a51e2d7e398d1a0d6b6547b2e4f8931f1d28a4' 
  AND (
    token = 'eSBgQjkn/827fKVVody6WQ+xl3PoLnKnPInMfWt3VE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )