UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rNFSFI2xgIjh0cXDYNTm7qoRb+axhQ9xbHIWcHtBv30=' 
WHERE 
  key_id = '6f439bb8ea902c8cfa75bb9ec0fbf6b1459e94f823e385138e5ad8560c2b983a' 
  AND (
    token = 'rNFSFI2xgIjh0cXDYNTm7qoRb+axhQ9xbHIWcHtBv30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )