UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q4OQPeBLqVLuMH/KUO555/IvfLaU8VGKjuTp76py8OE=' 
WHERE 
  key_id = '5070079828ae537a0ac460091b42aabae6d077727d2e6557a4ea2f7915daa5e4' 
  AND (
    token = 'Q4OQPeBLqVLuMH/KUO555/IvfLaU8VGKjuTp76py8OE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )