UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sWqdxfIPO0Cj2ITCvefn+HlB6nf3SatvxjUYySN3zv0=' 
WHERE 
  key_id = '6b4277f86ce4e3543f80c5919df7d4a261341cd778b8cbd3ed9c29f3d50d936d' 
  AND (
    token = 'sWqdxfIPO0Cj2ITCvefn+HlB6nf3SatvxjUYySN3zv0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )