UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nhr28lfFLabApNqBg5+01Rn2znO2c9uwJlrtRs/tsFo=' 
WHERE 
  key_id = '49833259bbc27b08cc1d838c52755bf776ceda60c67e170c09b8497beffc424b' 
  AND (
    token = 'nhr28lfFLabApNqBg5+01Rn2znO2c9uwJlrtRs/tsFo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )