UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'At6xKo4FyuQlwsTHtOh6DgmJQh/6f++D8Q7cKbH2Prs=' 
WHERE 
  key_id = '902d1afaf468b1c41b7d7f289f5c9159bdec3cddae89523aedcdcf6a60fbb146' 
  AND (
    token = 'At6xKo4FyuQlwsTHtOh6DgmJQh/6f++D8Q7cKbH2Prs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )