UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S6PQsTajJxilriwmhbfwjrE3O77eY+4Ob7m1PTEL20c=' 
WHERE 
  key_id = 'b8285171841ac2afa5eb8012530721cbee8b95fb70b8d36b74284a92d5bf1c71' 
  AND (
    token = 'S6PQsTajJxilriwmhbfwjrE3O77eY+4Ob7m1PTEL20c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )