UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6uz9tqavsQqM0GgatUGYCk1QzJI5OxPwgQk3uoctzwE=' 
WHERE 
  key_id = '9db19d4a5084a6250e7377bc4b108896cecfd115a0531f43a568d3d846b847a8' 
  AND (
    token = '6uz9tqavsQqM0GgatUGYCk1QzJI5OxPwgQk3uoctzwE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )