UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RhWBHid+rvpeVVlU2HOOTlD3Ac+spcBtmBUQcOL3GGU=' 
WHERE 
  key_id = '50ee17b5cd6ddfc4f0146499869e8da143e5c86315129b8c1fe6d15c9fd50556' 
  AND (
    token = 'RhWBHid+rvpeVVlU2HOOTlD3Ac+spcBtmBUQcOL3GGU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )