UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w302eXlEVEimSulJoaHISYOwNDPNSa0fwj1TQPj/WGc=' 
WHERE 
  key_id = '6815ba3a901e38132f143f8d594d1ef3d166aa9fd8ca6ebcffb71c2c748d7554' 
  AND (
    token = 'w302eXlEVEimSulJoaHISYOwNDPNSa0fwj1TQPj/WGc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )