UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rjR4Ia9MmY0bGGm+Ff7I81QRVhv6cTqAqUpTzKI9Bc0=' 
WHERE 
  key_id = '7876752c712272d1234f9cb59d754eb189cf84bf36577f511454901583dc69b1' 
  AND (
    token = 'rjR4Ia9MmY0bGGm+Ff7I81QRVhv6cTqAqUpTzKI9Bc0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )