UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BVEQCbv0ltjPBsegBYLJIfJpQcmAsUvJJjucDORkNVE=' 
WHERE 
  key_id = '5b4910003cd448d0e8a64ab9821dec94e4bebf0f554260169fc9751f82cea03e' 
  AND (
    token = 'BVEQCbv0ltjPBsegBYLJIfJpQcmAsUvJJjucDORkNVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )