UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ob9Ci3kNrzvKTX9GNca0nIe2n6VPBrlSMlrS450KfNE=' 
WHERE 
  key_id = '9ea4e38528950adb9e97bede81306346edecd57ffecefc7814c92d83890acb74' 
  AND (
    token = 'Ob9Ci3kNrzvKTX9GNca0nIe2n6VPBrlSMlrS450KfNE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )