UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hu0lOwutxeeiG6NvNOzyvOmUU8/EiQOTINWuZ0GDCOc=' 
WHERE 
  key_id = '256ffe489d140d9d19ae3ef7726377085bb37401fc38443ea5b1fd5ed7a92541' 
  AND (
    token = 'hu0lOwutxeeiG6NvNOzyvOmUU8/EiQOTINWuZ0GDCOc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )