UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pXfqByqRVzLt3yaCNPgAhhsGGcLjxGPV/GxCrW9lTNc=' 
WHERE 
  key_id = '93bd685a30f85a485522f86fc00f5c8f686f582768bf48be109fe22252f6e909' 
  AND (
    token = 'pXfqByqRVzLt3yaCNPgAhhsGGcLjxGPV/GxCrW9lTNc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )