UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pG+IThbhMyYlDf5G3RTj64Dx4xunyHEFpN2AohjSf4k=' 
WHERE 
  key_id = '4b358415075dc089db89a8343aaa00c9fa699ac90dae7ca96cbc81d6acba3553' 
  AND (
    token = 'pG+IThbhMyYlDf5G3RTj64Dx4xunyHEFpN2AohjSf4k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )