UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jxnEOA6yFZ2kMLkEowRreav3uG9Ugzk43azwpxumbdM=' 
WHERE 
  key_id = '52f776e9c877e97d90463e07e00c47690be2ef204f0921404fc48bb4770a5246' 
  AND (
    token = 'jxnEOA6yFZ2kMLkEowRreav3uG9Ugzk43azwpxumbdM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )