UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '50X/r5TzA594kpaoAXEYQxVdQEajxchKuICFbaTUvGY=' 
WHERE 
  key_id = 'b12943de2700142e49caad22e32cb3f91172fbf5499b3826bf3e90f2721e7d85' 
  AND (
    token = '50X/r5TzA594kpaoAXEYQxVdQEajxchKuICFbaTUvGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )