UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QP0K/nwdHSjWX0SQz9Ipjw2cfE5QMHltI21qxaMOjOU=' 
WHERE 
  key_id = '2ef56c2ccc882e9ac948d3eaee6917905eaebebfa2bce5850c68803b618828f5' 
  AND (
    token = 'QP0K/nwdHSjWX0SQz9Ipjw2cfE5QMHltI21qxaMOjOU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )