UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8nFqmrqupgZDKYxb8nmhLTZ8vh2fVpeu0hmKCR23rTc=' 
WHERE 
  key_id = 'df7ad2bceb3cbcdae75ef87fd5f809eb881654c82c9bc2dda1399d477382527f' 
  AND (
    token = '8nFqmrqupgZDKYxb8nmhLTZ8vh2fVpeu0hmKCR23rTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038