UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zbLfLVwpq2+tSGOCH71Wy/wwcHMVLeA3+mTNjz9lIWw=' 
WHERE 
  key_id = '70df46443352981ccc772791600dcbe9f159404c7a309400b979fd1e03157b00' 
  AND (
    token = 'zbLfLVwpq2+tSGOCH71Wy/wwcHMVLeA3+mTNjz9lIWw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )