UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6kFXInWCNEjxY8yj35RXujq7mmMnY4XvE2oPIXpVugQ=' 
WHERE 
  key_id = 'dd1384cba558486d0bc47bce8680c4a5a7fca7d15800e81c64922bffccd8a842' 
  AND (
    token = '6kFXInWCNEjxY8yj35RXujq7mmMnY4XvE2oPIXpVugQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )