UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6M6ZN0ihOB5tmi1LlyrqbfC6pNpCin9hX5YCFojvShw=' 
WHERE 
  key_id = 'd36692342dd24e242b326176b68225371d9329740e00e032e5102e3045b72e7e' 
  AND (
    token = '6M6ZN0ihOB5tmi1LlyrqbfC6pNpCin9hX5YCFojvShw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )