UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RM+rbItJzT+ul7r8Wh3KoO1GFBstKJkAPfg4SI+FFjI=' 
WHERE 
  key_id = '4f2c710ba6c41d8bf913c67c55a4e8bd6d2ee377da848ff5ebb448dc2966b8f0' 
  AND (
    token = 'RM+rbItJzT+ul7r8Wh3KoO1GFBstKJkAPfg4SI+FFjI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )