UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tG6lLPoeAfAKh1pfLd9rOXYewFlUBz0UMW1/qAFNnj0=' 
WHERE 
  key_id = '55fad393ec1a73a911633e9cdce6526c81fc0ac24a5d874bb0850f283c5e4256' 
  AND (
    token = 'tG6lLPoeAfAKh1pfLd9rOXYewFlUBz0UMW1/qAFNnj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )