UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qsk79tAP31iNYWE136i3Wp2H73JFjfkBrb9ElppP5yU=' 
WHERE 
  key_id = '8abf5b676d5d15c0bd40a7a2866202b3c5af2ca89019e811e0b8403e53b8d0c6' 
  AND (
    token = 'qsk79tAP31iNYWE136i3Wp2H73JFjfkBrb9ElppP5yU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023