UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'km8PdFVLfbYB9tL36fOZi7oXMToFUNTMXmbdVNqdK+o=' 
WHERE 
  key_id = '947d88f2b97d3d8a8efd5fb8eddf4b0123e288c23c68aab513a222a709b77e4d' 
  AND (
    token = 'km8PdFVLfbYB9tL36fOZi7oXMToFUNTMXmbdVNqdK+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )