UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M8lalO1ZYzEckGh/4iW5J7NYhg96mwvj/lFDIqvQVVE=' 
WHERE 
  key_id = '6d4e87b3b9fc61b14bb54b5ba254e4c8c84487b55befc8091e6e0533515a3afd' 
  AND (
    token = 'M8lalO1ZYzEckGh/4iW5J7NYhg96mwvj/lFDIqvQVVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )