UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mwLEHvTk6W06B6mLh9IuOrdOtTIdAMdmtElghBr/Btg=' 
WHERE 
  key_id = '11ad9478743b8b3bddab49c490bfce4dc079fc95def640d06584115fb76f53fd' 
  AND (
    token = 'mwLEHvTk6W06B6mLh9IuOrdOtTIdAMdmtElghBr/Btg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )