UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LM94fw4FRyJXbnATY8FL9PRMFzW5c5wvgI8Ezd4pJTI=' 
WHERE 
  key_id = 'c2ecdbaeec13ed282155015ec55111b6cfd98931195b4e4cfa4327586a95b251' 
  AND (
    token = 'LM94fw4FRyJXbnATY8FL9PRMFzW5c5wvgI8Ezd4pJTI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )