UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/EN7wPtssEnwlIL695nG0KzKJzEeVOjIwgfzgA54PNE=' 
WHERE 
  key_id = '3c8e3c4a2ef42980be862925832f8de3dc681eb3ddc5a90175f9988cb4cf7b17' 
  AND (
    token = '/EN7wPtssEnwlIL695nG0KzKJzEeVOjIwgfzgA54PNE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )