UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6SeVUa/H1zKsanTIQ/Ivlaxj1wVkMUUHtxRmbATYGs8=' 
WHERE 
  key_id = 'ff9a963ea5a7f700897969dbb5e5349db5fe9c431213890ecf98e45ec08f8ee5' 
  AND (
    token = '6SeVUa/H1zKsanTIQ/Ivlaxj1wVkMUUHtxRmbATYGs8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )