UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mfTFYzJxWHLFScdzgyOS6bxjqGwHah41oGH7wqJvScA=' 
WHERE 
  key_id = '6110a597f565d79554c1d902854827568807f79f02782939593d810490972d20' 
  AND (
    token = 'mfTFYzJxWHLFScdzgyOS6bxjqGwHah41oGH7wqJvScA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025