UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DEj9ex9O1l3i2yh7wLhoxsntYltTZel+txbKnP3b+6Q=' 
WHERE 
  key_id = '43e79c1a5e3ed6e8e169acf9d1439f4767a63cda04bedcdc9dfc4e9e17ff95b0' 
  AND (
    token = 'DEj9ex9O1l3i2yh7wLhoxsntYltTZel+txbKnP3b+6Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )