UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PViJvtM16grC4bNraLocQNyGdAlxta65E3l5h0wEwhA=' 
WHERE 
  key_id = '8903e0bc657a5416795cfee834b193ca6256a2d5593bd6c38363b5cfab769858' 
  AND (
    token = 'PViJvtM16grC4bNraLocQNyGdAlxta65E3l5h0wEwhA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )