UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q8njmtF/BbPa2TJEgbUGjh9Gs5xYEXtOhvWACDbF6vQ=' 
WHERE 
  key_id = '93e6cef36460ea461d1be5d9440b5c0014a6c180a9abd1cd7323ec39388f2ed3' 
  AND (
    token = 'Q8njmtF/BbPa2TJEgbUGjh9Gs5xYEXtOhvWACDbF6vQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )