UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pcc/dux5LLKu2YbJSu5aGl/xhSCyVBT4y6WWK39rZ2g=' 
WHERE 
  key_id = 'faadba5c6bdf9b14dfe6f0ef5f17a45a2bf4f99a8d0f6394008fb1fbef8faeed' 
  AND (
    token = 'pcc/dux5LLKu2YbJSu5aGl/xhSCyVBT4y6WWK39rZ2g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )