UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PlN93a47L5hsr80Ig6COf0ghbLZvgvwreCdLtokDpQY=' 
WHERE 
  key_id = 'f8822ec9bf79895a68f94e14ca15a377170232ad56f6d20e3b0f193d01cd4788' 
  AND (
    token = 'PlN93a47L5hsr80Ig6COf0ghbLZvgvwreCdLtokDpQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )