UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LZIg109sXlz9P4sVeOUqtRieEpPwGtZ47ZnISb4ifw4=' 
WHERE 
  key_id = 'b71c667728b516a35815922ea465d701cb6f0a8910ad90a9af99ed3b4cf62caf' 
  AND (
    token = 'LZIg109sXlz9P4sVeOUqtRieEpPwGtZ47ZnISb4ifw4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032