UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b+VK6WNshYHaaZFmyw07hUdNkqxT8ahJ4hLp+fJpQjk=' 
WHERE 
  key_id = '12c150a39031a44c76e8ce17ec3ebf31cacfde2259b607acd473c6c075e24893' 
  AND (
    token = 'b+VK6WNshYHaaZFmyw07hUdNkqxT8ahJ4hLp+fJpQjk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )