UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6U3c1YFO4fJaT+DGVpKbGA0EbkKeSXOLdE+A3eg4XLE=' 
WHERE 
  key_id = 'b15760a069e86638aa929b2c1b195c7a6c5c70df71a9926f889c1579cfeaeb1d' 
  AND (
    token = '6U3c1YFO4fJaT+DGVpKbGA0EbkKeSXOLdE+A3eg4XLE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )