UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FqmS9Wi/xP6+7nhSdagADcPNbJVykMEe512A1QWTx6k=' 
WHERE 
  key_id = '02e3c23b53834bd773e21b936e158a6040ecadb53f9b2f3f632f4382115ae9fe' 
  AND (
    token = 'FqmS9Wi/xP6+7nhSdagADcPNbJVykMEe512A1QWTx6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035