UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'krIv8wTSw3gQDxdmsLg4NGI1GhZSp5mhzD+1z80vGEU=' 
WHERE 
  key_id = '4e646f8d0aee0f30ddfca453cdb15c762002ff588c98bde3da88ffab37a7209f' 
  AND (
    token = 'krIv8wTSw3gQDxdmsLg4NGI1GhZSp5mhzD+1z80vGEU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )