UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dc5CRqLqwzQ2+mrqgmP11HHdxnTfCpnwg88OB3vorzw=' 
WHERE 
  key_id = 'b6c8b0984c9415a280e941f558bd30e2082cd31f6f49f84b154a83c056e6a6ef' 
  AND (
    token = 'Dc5CRqLqwzQ2+mrqgmP11HHdxnTfCpnwg88OB3vorzw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )