UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NxmjJINTEFTpSV3qqKXXLw9OXRBreW3T2y3iHMT31cQ=' 
WHERE 
  key_id = 'a51b5b5294a053a869b998b668081919232272e6b03288f05d8635dbbbac85be' 
  AND (
    token = 'NxmjJINTEFTpSV3qqKXXLw9OXRBreW3T2y3iHMT31cQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )