UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WU2hDAtTUNCGkICaDbIlPbogDJwGhyaEMyaZqzlKmLw=' 
WHERE 
  key_id = '6b6e05dbc4b361164a308062c3fb18c06d447a669167aa98d7e669b7fd3fe522' 
  AND (
    token = 'WU2hDAtTUNCGkICaDbIlPbogDJwGhyaEMyaZqzlKmLw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )