UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zhwqo5FBuCAfGFnOPp1620xFvl7mUFOXdkI8GWpgzh0=' 
WHERE 
  key_id = '5cff982a7b71bf29139ca5d80df15933ad91f3b6fd9f7af23e7c4977e63c04fd' 
  AND (
    token = 'zhwqo5FBuCAfGFnOPp1620xFvl7mUFOXdkI8GWpgzh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )