UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TQsf4HbMro/kCgUzt4M6SO5Fhrl54mkxbqrix1cC8Yg=' 
WHERE 
  key_id = '68893d749f9e28769de3345ea7056fb8a6c17b1ddeb12b0c010988d7c54d0841' 
  AND (
    token = 'TQsf4HbMro/kCgUzt4M6SO5Fhrl54mkxbqrix1cC8Yg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )