UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Js8H4kCHpN9py2gzC1ViMzaba6ll9CJHWmEiQGAN/Nk=' 
WHERE 
  key_id = '6a4dbb2c0e763cccc8012d8d51d18613f8abe40555d42d1c466f8a9ba52c4fd6' 
  AND (
    token = 'Js8H4kCHpN9py2gzC1ViMzaba6ll9CJHWmEiQGAN/Nk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )