UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6OcaSBgPVSUP51O49h9IVIZluxVV9CYTBTeuznQzea4=' 
WHERE 
  key_id = '515e0054f70c0682f327f8c07f1c9df94a20ca3e247f6febcf22b92a5f4d37a8' 
  AND (
    token = '6OcaSBgPVSUP51O49h9IVIZluxVV9CYTBTeuznQzea4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )