UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W6s4SRYPBzg5qgPhO1bRsIWLVH14XxLznPfIJZGu5gE=' 
WHERE 
  key_id = '6d7ba3897d88324c05ee52641d118a48ea93a9eff434788bbf07d01532eb3cde' 
  AND (
    token = 'W6s4SRYPBzg5qgPhO1bRsIWLVH14XxLznPfIJZGu5gE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )