UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p4UMxnrQt9aSbDKIfvLfcnv8C5VEsl408RcDtDBK/As=' 
WHERE 
  key_id = '3e3ebb548923840d0e476cecdfc2c4dd50058c3e3413c4effe62d3ef446b92ec' 
  AND (
    token = 'p4UMxnrQt9aSbDKIfvLfcnv8C5VEsl408RcDtDBK/As=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )