UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mgBS88TBKEiUKPc5ppIu43NMBODl+cNhVwFAiUT6Ldk=' 
WHERE 
  key_id = '6adc592e9c837fdd13e8ea39f0b7d2f5b044d9df2129e6176c421d6f8d4d70eb' 
  AND (
    token = 'mgBS88TBKEiUKPc5ppIu43NMBODl+cNhVwFAiUT6Ldk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )