UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Sgl5x47LyOanqqyTgTGt9CiLIRstFXMOvJ8gaVz7UM=' 
WHERE 
  key_id = '4b216421de0c694e6cfd701faefc25f62f6127e3b4bf4d102617dc9b4648d287' 
  AND (
    token = '6Sgl5x47LyOanqqyTgTGt9CiLIRstFXMOvJ8gaVz7UM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )