UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iMV6J4obdp6eFbkcL9cTTGU4u07W9TLBkTQcpRmbOYc=' 
WHERE 
  key_id = '6682648d5b268badb4ff24834b3c371ee598979b089e15d593ca415b5ad5ae4e' 
  AND (
    token = 'iMV6J4obdp6eFbkcL9cTTGU4u07W9TLBkTQcpRmbOYc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )