UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PiwQu+Y0miivdXZeoealHhmy+vJ6VrsLIrPGzY8KFK4=' 
WHERE 
  key_id = 'f4f97cd18e0c4e12fc21212bb8be18daba543a157a976662037f6264bda2934f' 
  AND (
    token = 'PiwQu+Y0miivdXZeoealHhmy+vJ6VrsLIrPGzY8KFK4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )