UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NNOFfc6vIljkpbZP273DAZQqmhEnpLGoi+5rTYr9IP0=' 
WHERE 
  key_id = '83dc58c55bc6a646a8472053eb5f061bd232c45f07684a5f317e5ee535a41f95' 
  AND (
    token = 'NNOFfc6vIljkpbZP273DAZQqmhEnpLGoi+5rTYr9IP0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )