UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OnLmBPu50xeJBCQgksTH1QvJojTjkSUl0q8NgUhXXTI=' 
WHERE 
  key_id = 'fabb37c8dff520de0b49de41006d5985328466da30da3eaa636209ad93ecd884' 
  AND (
    token = 'OnLmBPu50xeJBCQgksTH1QvJojTjkSUl0q8NgUhXXTI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )