UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XMBhZypepmsVqKWizYuYNK64aGPJTNyT6ImhNWUvyJM=' 
WHERE 
  key_id = '6e2b59cf4a20e72a32ef26999897d1392a016294ded92205ade10bdbbc1f6be1' 
  AND (
    token = 'XMBhZypepmsVqKWizYuYNK64aGPJTNyT6ImhNWUvyJM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )