UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kc+W1B9AEICWOZhIBZGCWvZzDTFxOzZwb72+F0PUWRg=' 
WHERE 
  key_id = '81479e2655c63c67888979aaea4616ce01a4aa9876b1a80ae72140362ec06929' 
  AND (
    token = 'kc+W1B9AEICWOZhIBZGCWvZzDTFxOzZwb72+F0PUWRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )