UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r7tWWDifpvq4eF20aq4p4hlGVxoVDCP4/nACHTY9yfc=' 
WHERE 
  key_id = '5440ae5bcccec02ec7cd5467de72f847a26347a2ec78164e12516a1098975119' 
  AND (
    token = 'r7tWWDifpvq4eF20aq4p4hlGVxoVDCP4/nACHTY9yfc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )