UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Oa4a+SCTPPV1ala0gxTERvDHdSMjC2sgrWwPzYu/uxo=' 
WHERE 
  key_id = '9ef39de6aee48881c0d0d665bfd3cff811b2523f0814b02f3e1c3546ff6227f0' 
  AND (
    token = 'Oa4a+SCTPPV1ala0gxTERvDHdSMjC2sgrWwPzYu/uxo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )