UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9Rtn/XLIdrbyoRBzzJEljIZ6UCr0hJijqVf4gkMJODY=' 
WHERE 
  key_id = '6dee05c1967365a0dd2d48d3726cfcc8af73f129defb3bb75b3f7a8777da8904' 
  AND (
    token = '9Rtn/XLIdrbyoRBzzJEljIZ6UCr0hJijqVf4gkMJODY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )