UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9KpwwWgzV8jxMg23JUR6slXE9uHACA/t/Bdq9N+WNvc=' 
WHERE 
  key_id = '92f267aefa934659630147760bc3493776a7062684b580a1b3a835a100e7cb48' 
  AND (
    token = '9KpwwWgzV8jxMg23JUR6slXE9uHACA/t/Bdq9N+WNvc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023