UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U29Erht5sR9jNfVAWj6pFV1WdmDX93VcHWLVTZRYMSc=' 
WHERE 
  key_id = '98844dcff918971e3b4a1d86618c36dbe0c96696c5e48d169ef736be990bda9d' 
  AND (
    token = 'U29Erht5sR9jNfVAWj6pFV1WdmDX93VcHWLVTZRYMSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )