UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TUp+83sDrezMiAIRmKs1/kCF5Hv22TzP/fLhRNhUJi8=' 
WHERE 
  key_id = '39ef6f151ab474e204c9b1a4464209493737d961eeb9fbb2a6c5729d39c5a947' 
  AND (
    token = 'TUp+83sDrezMiAIRmKs1/kCF5Hv22TzP/fLhRNhUJi8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020