UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LlnoHyq9MBq0XSXAg5dX9QwzS1ql8hJTogV5XThFlqk=' 
WHERE 
  key_id = '4a64f8a7746f8dc950b548bda661960125ab1bd08ae837158f3e36cc70ce8489' 
  AND (
    token = 'LlnoHyq9MBq0XSXAg5dX9QwzS1ql8hJTogV5XThFlqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )