UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MkmcuaBWYt2mwy6jAC7R3gir3swuc/bG7r99b5m7ckY=' 
WHERE 
  key_id = 'da374923d68d41c82b419ecbd2056599b13ca0c9b9775d51f46be903d21cda82' 
  AND (
    token = 'MkmcuaBWYt2mwy6jAC7R3gir3swuc/bG7r99b5m7ckY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )