UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4frzCD+sfxb2e2AYO49qhEeu8TYonKNj8G2rlhqKeIQ=' 
WHERE 
  key_id = '6bd0a7380073f91ce5ec4af8e5205565292dd31f3d8c92ac058d6f203a984e91' 
  AND (
    token = '4frzCD+sfxb2e2AYO49qhEeu8TYonKNj8G2rlhqKeIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )