UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rSNmwjiQUVKWYXqdBUG4DemuTkGswqnlPqsLkI6qDD0=' 
WHERE 
  key_id = '7fe915a6fd2fa3e8b13ec83d67362f988bbd43c193a2d31dbea793324d533ea7' 
  AND (
    token = 'rSNmwjiQUVKWYXqdBUG4DemuTkGswqnlPqsLkI6qDD0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )