UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z1QG9chhl9cdqQUeqvGpsrqOWqnoT3ByJvpiqjxlJPo=' 
WHERE 
  key_id = '8973cee5d8db4458661e92f17ef1ec2750952c66a824a527afdffb9933777823' 
  AND (
    token = 'z1QG9chhl9cdqQUeqvGpsrqOWqnoT3ByJvpiqjxlJPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )