UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6QRTNU41+3ufI5X61pZ24WSzSApvFFgKphfBUDrCw/w=' 
WHERE 
  key_id = '3ff1caaf25cb244ae2d1bbd4fb23ab3f8eacb59f841ba0fb2a980311e0aad68e' 
  AND (
    token = '6QRTNU41+3ufI5X61pZ24WSzSApvFFgKphfBUDrCw/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )