UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'udrmdL9enuBlqNsK9lkVzLfZf13zK3nch+DLjYKXLTc=' 
WHERE 
  key_id = '1c5de9be8b15c4a8a2787f7f3b3d934e51022eb248225ef4de0da035abf76316' 
  AND (
    token = 'udrmdL9enuBlqNsK9lkVzLfZf13zK3nch+DLjYKXLTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )