UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vZqSfhxBdIlwne7GaF5O87tbpmaZBjVqS6CNFCWXgJA=' 
WHERE 
  key_id = '1b8ef50baa67862df09f912d8408e16676b721a6246bd9820cbf5c80c6deac24' 
  AND (
    token = 'vZqSfhxBdIlwne7GaF5O87tbpmaZBjVqS6CNFCWXgJA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )