UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4fKcwhAwbmbRb7ol31jaHerzWuwPrPjkBFAsKtdeuIc=' 
WHERE 
  key_id = '79b3f7c3b0c1c57e5774d93c701d58b240113058fb7150b3e4551f8fd414e7bc' 
  AND (
    token = '4fKcwhAwbmbRb7ol31jaHerzWuwPrPjkBFAsKtdeuIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )