UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jwzaBTYHVohtmHDZECaReUJajAWu/u357ptISmB6S9I=' 
WHERE 
  key_id = 'a9ff978a13cac640f6b6a3c35603a12fd4a65a3856d72ff892954f2e197a2b61' 
  AND (
    token = 'jwzaBTYHVohtmHDZECaReUJajAWu/u357ptISmB6S9I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028