UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/940Js0u5VbltXGO9PiQNXKpKH6xQ9Tl9i+Ht16zCwo=' 
WHERE 
  key_id = '94e8484b640865d2aab4edc931d9b18f269bde2c490b70f3eff12e559cb0f219' 
  AND (
    token = '/940Js0u5VbltXGO9PiQNXKpKH6xQ9Tl9i+Ht16zCwo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )