UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6MmKOPBjzEqSXeJTMYMZkJxHLSAAakWFSWbqrXiU99k=' 
WHERE 
  key_id = 'd7c42fb2b880fe740410db38cd6dc3042bacc5afc7f98b3857b0c1b7708f77cb' 
  AND (
    token = '6MmKOPBjzEqSXeJTMYMZkJxHLSAAakWFSWbqrXiU99k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )