UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IOW9ErkfXfqfor85JtXqwccz8S3oXpn88nCTJk2flkM=' 
WHERE 
  key_id = '2a189734a2e58dee99f2e0ee824906991403b120bcb545e673b6b30d2e585e74' 
  AND (
    token = 'IOW9ErkfXfqfor85JtXqwccz8S3oXpn88nCTJk2flkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )