UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ekN8fxLA4J8T3//dlW6UDyb+5rtUMtPeP4+JD0SA7nQ=' 
WHERE 
  key_id = '4ec79684becbc3d506ff1330c67d7d46eacf4cdb8f572b70d2f113d0b52e056a' 
  AND (
    token = 'ekN8fxLA4J8T3//dlW6UDyb+5rtUMtPeP4+JD0SA7nQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )