UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'jOHset6GEx1rZnoj0d9MFtwbwqgSWgsGDL5DZ9P6fSQ=' 
WHERE 
  key_id = '455c25bb56db8f120c3831b07515a41be0e680005a366017843e11a00ce03ac6' 
  AND (
    token = 'jOHset6GEx1rZnoj0d9MFtwbwqgSWgsGDL5DZ9P6fSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )