UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ia51fgnyICfGDQj6mDfS/nh+J5nKp6t2vAGIzoOgXA8=' 
WHERE 
  key_id = '6e621a00caa46e54e1b5baae2e116decb6eadb0d6f80b6d5db4e867fdb8ee261' 
  AND (
    token = 'Ia51fgnyICfGDQj6mDfS/nh+J5nKp6t2vAGIzoOgXA8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )