UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eaLBd4w3gxmOgxWuyDQAHPRqI4XYJj1cMcLnluTROIM=' 
WHERE 
  key_id = '40ce6bae6d8ea9e3a6af920d76ac49e04693625a83f78ba375a6a984c1692419' 
  AND (
    token = 'eaLBd4w3gxmOgxWuyDQAHPRqI4XYJj1cMcLnluTROIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )