UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PWHnQrfrRuKuqSDqWSrNpUSN6IsM+/XiW9sA3jxeOtg=' 
WHERE 
  key_id = 'd52bf37d802137f14a22fdd14dbe32055817bc630710e9086db9ef469ac1ae3d' 
  AND (
    token = 'PWHnQrfrRuKuqSDqWSrNpUSN6IsM+/XiW9sA3jxeOtg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )