UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QSGmCpHQqneDy4lLe2fZP1W6U4xjDySBmWTLYUMCUTw=' 
WHERE 
  key_id = 'b0994c5ced912acf79e857343b6b1ded05e8f43f5724f60f88787276d58157f3' 
  AND (
    token = 'QSGmCpHQqneDy4lLe2fZP1W6U4xjDySBmWTLYUMCUTw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )