UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YqInzdcBue0P9HkTuYVsx6sB5xOJoN/3c6aHhXxI8ek=' 
WHERE 
  key_id = '5aa7c4fcf979d9d58081aa03adae7407e6d0ce4fed728f01a9dc7253b0c6943a' 
  AND (
    token = 'YqInzdcBue0P9HkTuYVsx6sB5xOJoN/3c6aHhXxI8ek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034