UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xxzCzcO27C4YMlGYBCwKD5toOw7Wr+JKBTErtkQnK1w=' 
WHERE 
  key_id = '638fa73c70a1fa7321693695615915b65117125cee892a3727515afac5ac8b22' 
  AND (
    token = 'xxzCzcO27C4YMlGYBCwKD5toOw7Wr+JKBTErtkQnK1w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )