UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3sAWKgwXJouw17m8ODcBZ78EmnTL9M0Ce9iuAcedCys=' 
WHERE 
  key_id = '1b655273330dd4cf86c620526e9ce7e03847e89f8012f0045f773fbcba09f3f6' 
  AND (
    token = '3sAWKgwXJouw17m8ODcBZ78EmnTL9M0Ce9iuAcedCys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )