UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X4GM+HigSG1wT11d4bKtjhLXRvIX0oLgfH+v5idMHcs=' 
WHERE 
  key_id = '02e7c6fa5249a44132680abb9d60c36051047418231e26872d8435debfaae14a' 
  AND (
    token = 'X4GM+HigSG1wT11d4bKtjhLXRvIX0oLgfH+v5idMHcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )