UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h2+46oafBO2S9b/zPm9/AtcNtNojYZDtygJWmsHd0tY=' 
WHERE 
  key_id = '38853919a8e88054c987a2466ec2baffb5727daada29f813293d3fdf52e3614a' 
  AND (
    token = 'h2+46oafBO2S9b/zPm9/AtcNtNojYZDtygJWmsHd0tY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )