UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ozJRL9ZN2W3YKiValCmcsJiU9Fw16b7UMg0pwvKLhoA=' 
WHERE 
  key_id = '62e885868afa656fd52070868d39d525d871e2a8766d2d9436e1c7a291189d7d' 
  AND (
    token = 'ozJRL9ZN2W3YKiValCmcsJiU9Fw16b7UMg0pwvKLhoA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00041