UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UxFOGouhT23bI8S7DIWZevOyY0oYJohGu+LG8RthGWo=' 
WHERE 
  key_id = 'c17befd5d63111f05a8c4035674f75587c461b5b2684bbd681b9ae72345c3390' 
  AND (
    token = 'UxFOGouhT23bI8S7DIWZevOyY0oYJohGu+LG8RthGWo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00047