UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NRQeq1ZG9rdAimZWg2qNFTmWZ98/rUlEoIEctLoOVyg=' 
WHERE 
  key_id = '8a71e2be72645f9dc045a8671e9c9af2f0b1f98b21076f91d7cf33951d05c7f2' 
  AND (
    token = 'NRQeq1ZG9rdAimZWg2qNFTmWZ98/rUlEoIEctLoOVyg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )