UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '514C4dlUAjgY1tUaQH7uBIvIs8qLLQnS7Blv8Aap3AA=' 
WHERE 
  key_id = '995c08141351e7bf05076a85f8b552db993839de135acc93c4ad607f19094c6a' 
  AND (
    token = '514C4dlUAjgY1tUaQH7uBIvIs8qLLQnS7Blv8Aap3AA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )