UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7Wc4sc62ppcvLPcbpWMkZVB83VAgKGNS7y9nPlkyCnY=' 
WHERE 
  key_id = '546914366c54f8d3145ed2bbe2e5b40092b88612c16d0244563402a5eb0d491c' 
  AND (
    token = '7Wc4sc62ppcvLPcbpWMkZVB83VAgKGNS7y9nPlkyCnY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )