UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZNznwMCUDLGEad8fXj6sF2ZgI3xSyZOcWqhVpbNwZlU=' 
WHERE 
  key_id = '859e728e4146e4cb1988b9d7fee2e2fa79293ac6135ab0e5a46dca93b8fa2195' 
  AND (
    token = 'ZNznwMCUDLGEad8fXj6sF2ZgI3xSyZOcWqhVpbNwZlU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )