UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mCHMhLWluZTBbsb0REv/c2gSV0tvMqX8FbDaDcSx7NY=' 
WHERE 
  key_id = '8aa800fe0e72572030a0c5eced42283813df84187b0d1d2d9eb209498b8d8229' 
  AND (
    token = 'mCHMhLWluZTBbsb0REv/c2gSV0tvMqX8FbDaDcSx7NY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )