UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QQMY2O1rKjJILKCYx3BRf4hYMNBzlEnQmidgtUjObMU=' 
WHERE 
  key_id = '266b7ff68bc9ef316244c8e597b429865a4904253b32787e53480146a8011b3b' 
  AND (
    token = 'QQMY2O1rKjJILKCYx3BRf4hYMNBzlEnQmidgtUjObMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )