UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nWChYll6/u1lzyKNBS2H5FiEMvSWyFIUtzh/8+nXITQ=' 
WHERE 
  key_id = '8137307213395bf2d35f27d2b3757312b0964ef3ebf4af0b77365228657fd351' 
  AND (
    token = 'nWChYll6/u1lzyKNBS2H5FiEMvSWyFIUtzh/8+nXITQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )