UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fZexEn6oMV1CCE6OL8426eC4AsrJvbIHDgNRD/p8rRY=' 
WHERE 
  key_id = '7b917ea36a573c4baf7b21ab31390772072cfe2b5423f1fee6f82c6730b60c40' 
  AND (
    token = 'fZexEn6oMV1CCE6OL8426eC4AsrJvbIHDgNRD/p8rRY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )