UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uX88aNvTW5JP2OXVdTh0/Xb8nusWJBetkQ3tpR36pUY=' 
WHERE 
  key_id = '688b9144f2e5248ee6eec48245e1ca8a28c0f32c6bc289a7777ac4d79ca37c27' 
  AND (
    token = 'uX88aNvTW5JP2OXVdTh0/Xb8nusWJBetkQ3tpR36pUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )