UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UXzWEv30PpAjtwe4itgLvgNkXGldY8q2rvsd8RdjD+o=' 
WHERE 
  key_id = '95e9e4d1a80e067fad67e8865db554bbe30b82293d1935953e18c546c9e70480' 
  AND (
    token = 'UXzWEv30PpAjtwe4itgLvgNkXGldY8q2rvsd8RdjD+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )