UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6dpgTIwF8XVqsRM8R42VLik4zVW2uT8iCbHVG51MVLU=' 
WHERE 
  key_id = 'bc5412a822e22b95e843b5699a6fc69b1903737f0306333c045adbd97b956451' 
  AND (
    token = '6dpgTIwF8XVqsRM8R42VLik4zVW2uT8iCbHVG51MVLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )