UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'giG3XqXRjkK3ncKC7l2scceQyj2RB3fZh99XLAml0TU=' 
WHERE 
  key_id = '3a2fb67a7d4ff02587a30781e608059643bfaf6bd45c293c367e6d9d3ba8d4ce' 
  AND (
    token = 'giG3XqXRjkK3ncKC7l2scceQyj2RB3fZh99XLAml0TU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )