UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jQPq1A8dvmKDyxUXHskgzBlBX7UyzsWHqg4PTyPeLuk=' 
WHERE 
  key_id = '4f35af8e024aa31b57fec23b0fa02525649cbd1132b1acfd2a8501acf650439a' 
  AND (
    token = 'jQPq1A8dvmKDyxUXHskgzBlBX7UyzsWHqg4PTyPeLuk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )