UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mrygDZMXDcRn9K0qLA0yLldjh4xxK9HIAo6nb6Vtzmg=' 
WHERE 
  key_id = '93b498b8b205d6036029895ce019f082957088a051e10e3535b47ff861d45a1d' 
  AND (
    token = 'mrygDZMXDcRn9K0qLA0yLldjh4xxK9HIAo6nb6Vtzmg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )