UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ULg8vU3wYhBKdgjHnM8GX0kje3oNF6+LFWM18hMESPU=' 
WHERE 
  key_id = '9c8dfe047fa6811b06615bc86a0b37e1b5fafe72273361fddb2c6988139779cf' 
  AND (
    token = 'ULg8vU3wYhBKdgjHnM8GX0kje3oNF6+LFWM18hMESPU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )