UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '83lATwpU1qVt3pLbOYjWjOep3Uu8HWVbr8UBYr6UHps=' 
WHERE 
  key_id = '1c1130dd036e39a4a9b0739dc786f406c46e1d8791e075dcaf87f67b593b8418' 
  AND (
    token = '83lATwpU1qVt3pLbOYjWjOep3Uu8HWVbr8UBYr6UHps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )