UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xkGFNObEL92elI6cIwbsf+bVv1znZ87e0hyLvGQO+kE=' 
WHERE 
  key_id = '3488db9526e2da07d760f9be8b2efbbf2c375174dfd0156cfe0c4cd61e3e7795' 
  AND (
    token = 'xkGFNObEL92elI6cIwbsf+bVv1znZ87e0hyLvGQO+kE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )