UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K9a5zLvxSbzfPUuU13QQc2vPIaFLccgunVMqJ4y9MKg=' 
WHERE 
  key_id = '6879970e4ea6b55a431d5f9ed508727dddcb531b88a1d8a0d68c858caa057956' 
  AND (
    token = 'K9a5zLvxSbzfPUuU13QQc2vPIaFLccgunVMqJ4y9MKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )