UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2et4TNKQFvMZDiisXtPnh1npuMm1ZDeJUBUrTfedzhU=' 
WHERE 
  key_id = '39eef9e3ee4ba4fef4c3472e48fbaa0029bda9da54725739592662a45eedeb26' 
  AND (
    token = '2et4TNKQFvMZDiisXtPnh1npuMm1ZDeJUBUrTfedzhU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )