UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aNx6f4VWl1OJ9w0JgAexZBMOhzqXeb6GOGugZCljeAU=' 
WHERE 
  key_id = '7a8b3c2ba42bfa937a9a9f3d3e9c840ad8612358ebbd31e26bb0a76ca5a0168d' 
  AND (
    token = 'aNx6f4VWl1OJ9w0JgAexZBMOhzqXeb6GOGugZCljeAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )