UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VdAqCZf1Pw9LDLNSoU/x1ZgzXlyzpqcrI/3K7+6czno=' 
WHERE 
  key_id = '23411dfa2834e5cce94908a0948864b63343467242b33fc8459fb9df2608e4c0' 
  AND (
    token = 'VdAqCZf1Pw9LDLNSoU/x1ZgzXlyzpqcrI/3K7+6czno=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )