UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UWTivtW5EbF9f41JdExRAjdnLM74IN/fFypPryRNvaw=' 
WHERE 
  key_id = '3b7a21735211d4b17835bd8d740868239cb82ee443f882bb2e32f3acfc487d07' 
  AND (
    token = 'UWTivtW5EbF9f41JdExRAjdnLM74IN/fFypPryRNvaw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )