UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gZdUw43sJpS6Ej39cV/Q2bStTTb21IVcdrqF20DrLdU=' 
WHERE 
  key_id = '8b9ad367aed5b8473a9715dff07bf7c2aba6c8780cfa771addb5c5e2692b3356' 
  AND (
    token = 'gZdUw43sJpS6Ej39cV/Q2bStTTb21IVcdrqF20DrLdU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )