UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O7PlKPeiS88P8KrPNUzxhv2rUyun1ABfXFnELYhTuIQ=' 
WHERE 
  key_id = '87f50837dfb2a64a1d21dcd88406578e989232fc3bc66c9ce49f30479c108c1e' 
  AND (
    token = 'O7PlKPeiS88P8KrPNUzxhv2rUyun1ABfXFnELYhTuIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )