UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8qoVqpHE8wz7cBRbeafNufw5J4QXlLrrfBGzb3vTDK4=' 
WHERE 
  key_id = '81814bd0775c78de9943625c38cb31bfc404ae4b9332b9f182e6b76af409c7db' 
  AND (
    token = '8qoVqpHE8wz7cBRbeafNufw5J4QXlLrrfBGzb3vTDK4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )