UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QCcxB+IV2+lzNbDCd+bQncmhkbTZaW/mTdk16sSsHUU=' 
WHERE 
  key_id = '91e06f0e2c719be20dc832539731276372821d2fadc1663a45ad70fb2d03f55f' 
  AND (
    token = 'QCcxB+IV2+lzNbDCd+bQncmhkbTZaW/mTdk16sSsHUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )