UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xYcX/h/iZnhFNFNfei577HDt5ivlP2u1iJDAmVd3eCo=' 
WHERE 
  key_id = '36e60af7b147213f9fee6868330971dced9063bbc7906035421ad8652321b987' 
  AND (
    token = 'xYcX/h/iZnhFNFNfei577HDt5ivlP2u1iJDAmVd3eCo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037