UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iJv2LgYGVO4PYvHOF8KcGRDBfgrs05CszjpdaiqgdrA=' 
WHERE 
  key_id = '879bea7ced98f413e545e2b92789acc3d4ae9527742ec75028476eeec97acf17' 
  AND (
    token = 'iJv2LgYGVO4PYvHOF8KcGRDBfgrs05CszjpdaiqgdrA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )