UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xEkFAfsWpn7fM9UUxOdr3Mvqcq/rcyNFEuezIC8s+sc=' 
WHERE 
  key_id = '84b3dcaf63dd17cb9fcf3e5337eb9436997aca5cb65b52fe98dd931bb3606997' 
  AND (
    token = 'xEkFAfsWpn7fM9UUxOdr3Mvqcq/rcyNFEuezIC8s+sc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )