UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OvCJ5YCzONLOJRclXl3ALsN3nzeYfDvuGHVjs5uKOUA=' 
WHERE 
  key_id = '834c66f4629275ee883ca2971facc5d9146ac76c55b70cd022ab021a19805903' 
  AND (
    token = 'OvCJ5YCzONLOJRclXl3ALsN3nzeYfDvuGHVjs5uKOUA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )