UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pGlOlJSDEpkMfzfrB+uxp/BTP3dV/kAi8x0bSX0Btgo=' 
WHERE 
  key_id = '5af7f5a2d18820f0433c75ce9493c627abdfa617fb6f160f1dee1a77344705ca' 
  AND (
    token = 'pGlOlJSDEpkMfzfrB+uxp/BTP3dV/kAi8x0bSX0Btgo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )