UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RQcLrjLUdluwBxJOVZGDmcNnr2GXkKc/0GWP5lEBPT8=' 
WHERE 
  key_id = '1c0098832f8e04da5c8ff62f5d776f033875efd38788ea419321e0d35c93eef9' 
  AND (
    token = 'RQcLrjLUdluwBxJOVZGDmcNnr2GXkKc/0GWP5lEBPT8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )