UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nXSXGDpoJEpGq7KTIif99iI5JfDdERL9hwwi8hbBfsw=' 
WHERE 
  key_id = '8eb8d212dc220a5456851443cab6018457945e1dad07015b39f165f5616703d5' 
  AND (
    token = 'nXSXGDpoJEpGq7KTIif99iI5JfDdERL9hwwi8hbBfsw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )