UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gPJLVEsAiLfNpOtOB21bak6bgVVUBwEbheJjB+TcUJY=' 
WHERE 
  key_id = '208e9bc2d6acfb619e2c3813801e671a0fea6feb472d0882e8ec9457685bc4f4' 
  AND (
    token = 'gPJLVEsAiLfNpOtOB21bak6bgVVUBwEbheJjB+TcUJY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )