UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MdiRvKbddjQF47BiOgwkZxwEthYRQXb7BwtJab1BWQk=' 
WHERE 
  key_id = '6adda19277dd7433c3510b8f3ab41c285cf347b10daf6892a092eb9c41fc3e00' 
  AND (
    token = 'MdiRvKbddjQF47BiOgwkZxwEthYRQXb7BwtJab1BWQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )