UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VED0Jd7gay+DyqOy/R4FCBg0E1/8vUcxWowA2sNoFmk=' 
WHERE 
  key_id = '48e88929c7bae3d8bce93d2858cc11a3cdce7fe15120841155f9e9ce1e6bd755' 
  AND (
    token = 'VED0Jd7gay+DyqOy/R4FCBg0E1/8vUcxWowA2sNoFmk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )