UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RS/4g7sdp3/hrB3qLMwssGtq0D9NHU4r92nzbQ9vw8w=' 
WHERE 
  key_id = '1acd2f8609e23d0567dd88021d989cc796e1a9c7359b360cf12f101249edb75c' 
  AND (
    token = 'RS/4g7sdp3/hrB3qLMwssGtq0D9NHU4r92nzbQ9vw8w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )