UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k1M8oFcOiALTiebdViDGMttjsZO58CnBhpcBFalIVhQ=' 
WHERE 
  key_id = '8bd3402df2557d8da2ce038111e3b617cabc44a80c2338a1a1e1c3e4b9cb0951' 
  AND (
    token = 'k1M8oFcOiALTiebdViDGMttjsZO58CnBhpcBFalIVhQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )