UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BxE/7YJyxUyp+oL8fJ/5i5drvWD2jLRzFTymQts5NgU=' 
WHERE 
  key_id = '5a39983754e1cb11262e722349077bb598dd282341ce5a3369269ad391129e69' 
  AND (
    token = 'BxE/7YJyxUyp+oL8fJ/5i5drvWD2jLRzFTymQts5NgU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )