UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c2kleoQA5REMH6qtRFUb4ytZq0VFJRoxEjJjE8+cO2w=' 
WHERE 
  key_id = 'e1898b71bd8b0c5c69c57d822692f36d2f5d6255e1f1314b7d9e717842ca9387' 
  AND (
    token = 'c2kleoQA5REMH6qtRFUb4ytZq0VFJRoxEjJjE8+cO2w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )