UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UqdP8oMEXPKDByTkjTsg17d8v/dTT3sJJgNHVf66wCs=' 
WHERE 
  key_id = 'a1928c351ef87852cafbebbadaee25ff481de9ec46479d1daa758b908e12af46' 
  AND (
    token = 'UqdP8oMEXPKDByTkjTsg17d8v/dTT3sJJgNHVf66wCs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )