UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hfwh8ovh48WS1RlEhTlYN1FTzEnNrsxT7mDR8WzIBRM=' 
WHERE 
  key_id = '2cf6bffc456162ba3694ef98fc88347589d539697e8bfd0893113dcb9ef5f4f5' 
  AND (
    token = 'Hfwh8ovh48WS1RlEhTlYN1FTzEnNrsxT7mDR8WzIBRM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )