UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ylPU86wQFDKTWytNlekCx9vOUF34tJf4X+ZyNZgSlUA=' 
WHERE 
  key_id = 'a535bf2ad024a7b97bbc7b4ab6f537ec9ee8f46732d270fefebaa40f123de649' 
  AND (
    token = 'ylPU86wQFDKTWytNlekCx9vOUF34tJf4X+ZyNZgSlUA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )