UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/PLK+6AMYzYwNxoMbQgreogdvVQr4dQ4XqVQI0JB+nA=' 
WHERE 
  key_id = '820b9c4e6e9cd9a7f77d4c8cac1891f0e4f1143c6e54a9bb13b6738d7581ee00' 
  AND (
    token = '/PLK+6AMYzYwNxoMbQgreogdvVQr4dQ4XqVQI0JB+nA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )