UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sVYL4kVjFnvR3oPy7FLDZx/k+/9+z0CiC2SsEKr8n+0=' 
WHERE 
  key_id = '1a8a4e941d0673d4c89df8f14a65939610f426e62b4735fe42c7ea814fe944ca' 
  AND (
    token = 'sVYL4kVjFnvR3oPy7FLDZx/k+/9+z0CiC2SsEKr8n+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )