UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TnGsUxrM1W8vpTUqSx8ScfRLYcvboxrf0HfT2KXaQLY=' 
WHERE 
  key_id = '4a6cfccf456485f08efbdb6b64c118cb36c187b86159de3be9ed33e87618a0ff' 
  AND (
    token = 'TnGsUxrM1W8vpTUqSx8ScfRLYcvboxrf0HfT2KXaQLY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )