UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AhBbOUzHA8zVPxaAbap2uTuTIm5mDUp5kwolevIys9Y=' 
WHERE 
  key_id = 'f356bd78d62f2fbcb91f5deb359fa1d0be7cd28e1e28f2e92e0ff0563d3268b9' 
  AND (
    token = 'AhBbOUzHA8zVPxaAbap2uTuTIm5mDUp5kwolevIys9Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )