UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z2XG1r/er5WOTMOmF8m9r31XEuLgkIvDZuf0oBH/H7E=' 
WHERE 
  key_id = 'a15c20a9134b4f3ba479121c4a3acbd628deb66693a5bfd33d4a30033dff4617' 
  AND (
    token = 'z2XG1r/er5WOTMOmF8m9r31XEuLgkIvDZuf0oBH/H7E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )