UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tM/hPoEMEHF1OTEjaE3or7rgUGVibJ8vjzVYoADvLJw=' 
WHERE 
  key_id = 'b7488624a9750b6623d0159f3eb8489124374e3703eb86b67b4a00fc854a12f2' 
  AND (
    token = 'tM/hPoEMEHF1OTEjaE3or7rgUGVibJ8vjzVYoADvLJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )