UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2H+sV5w0KSymsT42Z9QietW0mhwdYxMjtjkfQkaMoMU=' 
WHERE 
  key_id = '0530d0513dbcd8fe2ae18323a8b60f0243b5f12dc07b163ea8990e5a5507716a' 
  AND (
    token = '2H+sV5w0KSymsT42Z9QietW0mhwdYxMjtjkfQkaMoMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )