UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YZtxkgmnjfXhwDi7Q/wvplX5jkvlrAmXiFBh3whnns4=' 
WHERE 
  key_id = 'c1d4de40173d6841136ebe4bc4694d499caf416b6bcc9429ad194b1a0596801e' 
  AND (
    token = 'YZtxkgmnjfXhwDi7Q/wvplX5jkvlrAmXiFBh3whnns4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021