UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IouXLOzjIUIn/d9cIC7zlIZS60jLc9O1c8iQ4dsyVUc=' 
WHERE 
  key_id = '7a172994ddd5a40305c4bac184b87eb42793b4f024c34b86f87e8fbedbb1c8b9' 
  AND (
    token = 'IouXLOzjIUIn/d9cIC7zlIZS60jLc9O1c8iQ4dsyVUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )