UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GbCh9uMxRI8SdyWzbkHluOyFVhyWsJVXJdjyG/pEMME=' 
WHERE 
  key_id = '4e628b0b91231d6575e1f8fe88e990362b18525423b68fd34c4ff1b09da43044' 
  AND (
    token = 'GbCh9uMxRI8SdyWzbkHluOyFVhyWsJVXJdjyG/pEMME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00041