UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u4zV9nTW4IvZ/H5ZRKiHL4tltYstnnuOHHM6jhUAqWc=' 
WHERE 
  key_id = 'bb57181b121d097c47e7e53b904c786afe4080a1bfced7f6727774aa486c4430' 
  AND (
    token = 'u4zV9nTW4IvZ/H5ZRKiHL4tltYstnnuOHHM6jhUAqWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )