UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ErK4plbf01ebaRuqnLJYtnsyECvNmsDyd9ChzeVgDYE=' 
WHERE 
  key_id = '84429b1919d1e7ccee2f80a183e075f629f24f63d60afa8cc6f3fd831ad8202d' 
  AND (
    token = 'ErK4plbf01ebaRuqnLJYtnsyECvNmsDyd9ChzeVgDYE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )