UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n5ERi8pGW52eUGZtv2QYW0J0tCgqnpUkiZWxdOGi5iA=' 
WHERE 
  key_id = '30c3b2a9210c3357eda43792ffb2695ba362dac794ee9dd687e6e82f6dc9301e' 
  AND (
    token = 'n5ERi8pGW52eUGZtv2QYW0J0tCgqnpUkiZWxdOGi5iA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )