UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PvG5qFwE09XZeP1hqCHMoD3TMTkI0OXHUqvIU92uYLY=' 
WHERE 
  key_id = '71c1b5043e708ea0b31fa5a14a9348817095180bfac5f4e1094cd849c246ab64' 
  AND (
    token = 'PvG5qFwE09XZeP1hqCHMoD3TMTkI0OXHUqvIU92uYLY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )