UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4VY1U3hSxTRSas5xqtm6EWNIqeQXRhqtHWWz8lm0J8=' 
WHERE 
  key_id = '94a6a1b828c84d41a01ac74f562f0e86da77dc419e7449877b0fa1a174f181ad' 
  AND (
    token = 'U4VY1U3hSxTRSas5xqtm6EWNIqeQXRhqtHWWz8lm0J8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )