UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tz8VOqYw4zREq6YJgoJGIeoVtQhqYts6VYejLeCXc9A=' 
WHERE 
  key_id = 'af640700f2b4e682fcc5118fdd4f3db252937e785d0d112178777ae1cab77cb8' 
  AND (
    token = 'tz8VOqYw4zREq6YJgoJGIeoVtQhqYts6VYejLeCXc9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )