UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zn85Nhe2sQN015M43xtZVtnEd8pPEoqatjcwuA61CMg=' 
WHERE 
  key_id = '40495b4c8556d930f10bbc4624e2db83fc5bad6ef3244a26756a16c096ddec1f' 
  AND (
    token = 'Zn85Nhe2sQN015M43xtZVtnEd8pPEoqatjcwuA61CMg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )