UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4UBYNtVJlBWq2Slo1OOnCQaqBVfqfWht3pj9/NwfLsg=' 
WHERE 
  key_id = '249d24d5d4acfcbd77aa3a6976dc1d8560719990690e59906a75fa89380ee0ca' 
  AND (
    token = '4UBYNtVJlBWq2Slo1OOnCQaqBVfqfWht3pj9/NwfLsg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )