UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h3ydrvvTNdaWK8I4xuBQpcLuE38UEuvWaBZhbjMXOik=' 
WHERE 
  key_id = '743aa41dad1e7ac5566818180fda1d2678e0a0963607197c6a4b3a67cf6c02d4' 
  AND (
    token = 'h3ydrvvTNdaWK8I4xuBQpcLuE38UEuvWaBZhbjMXOik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )