UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uJfGH0jE/smCNXFU8WzAUSFVkKttXTsDVcvrnHN9JuE=' 
WHERE 
  key_id = '55cf6f19dcf32919464a1e317fac04f238e78d1c34fa7c5408f6c980078565e4' 
  AND (
    token = 'uJfGH0jE/smCNXFU8WzAUSFVkKttXTsDVcvrnHN9JuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )