UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rkkRGiZcScIXfIO/nbnvEf/WnceeSo8ptIKdl8cPZMo=' 
WHERE 
  key_id = '4bed2c75fb5d65e245f7df0f027797192722ea55d2d496e02c63eb799fa3d3cc' 
  AND (
    token = 'rkkRGiZcScIXfIO/nbnvEf/WnceeSo8ptIKdl8cPZMo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027