UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LPGv1qvln3r8H6pFkNDrPwumpggwphtc+cD+YeIp5go=' 
WHERE 
  key_id = '4c57a0d44377b30b72184f477b92a39d2cfd146d21995b4028fd90b47c79cac1' 
  AND (
    token = 'LPGv1qvln3r8H6pFkNDrPwumpggwphtc+cD+YeIp5go=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )