UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '283zB5NlkF9sbFPKEKr0jVh4+WkJd9rMVxlA0kVtDIc=' 
WHERE 
  key_id = 'e339d98345d1e8d252c539166baae3257b4c0dfbea179a92bcf69a9cd80b7867' 
  AND (
    token = '283zB5NlkF9sbFPKEKr0jVh4+WkJd9rMVxlA0kVtDIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042