UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'abzC0NCNlkVAovupYhl7McFRzG9g7VgL2QkwHAPhVUo=' 
WHERE 
  key_id = '855d6251c02e4c69e818229f0abdbcfcd3044efc2b881d822afc16fe778ad9a9' 
  AND (
    token = 'abzC0NCNlkVAovupYhl7McFRzG9g7VgL2QkwHAPhVUo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )