UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U28fJvU1OMK7agCwKlSH2Wi6iRzdAuDh+RR1JDzzSaI=' 
WHERE 
  key_id = '9c9fc400ed6aa33ae135f1e10226550a8fadee79dd4185677b10a3180ac23c96' 
  AND (
    token = 'U28fJvU1OMK7agCwKlSH2Wi6iRzdAuDh+RR1JDzzSaI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )