UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NbfbDN1F1mB83OpXZF68zpb8bjCMHL2IEzOoS8y3I2c=' 
WHERE 
  key_id = 'd56cd323f0c9556f647f1707bd1abfc490b72ba6cbaaac923b44e6950ba3f79d' 
  AND (
    token = 'NbfbDN1F1mB83OpXZF68zpb8bjCMHL2IEzOoS8y3I2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032