UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jcYBFDKmnuOKq3o5x3JB9v4G9V/mWpRfRD55QeY73z8=' 
WHERE 
  key_id = '336137e9e7779d07d0b6ea045707da8d9fe7d81e5b02dce5bc686e8ee1879cd4' 
  AND (
    token = 'jcYBFDKmnuOKq3o5x3JB9v4G9V/mWpRfRD55QeY73z8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028