UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Darn21Ssm+JpkemcbcD4Puzm2GdBGr8QdAtFdtyp2R0=' 
WHERE 
  key_id = '5f71206c24cb6a68a7ced198ade81e4fa4e50783b6a4a27a695b826b78fedf9c' 
  AND (
    token = 'Darn21Ssm+JpkemcbcD4Puzm2GdBGr8QdAtFdtyp2R0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )