UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NIfmWAFQ+CIzzsd7LhcxZ0hPi8WBlkdr4CynKi1kI3g=' 
WHERE 
  key_id = 'a86a119e21d68561ba4a9810adbc99cfa911d1a5ea5b912bd0ce0c73694a12d5' 
  AND (
    token = 'NIfmWAFQ+CIzzsd7LhcxZ0hPi8WBlkdr4CynKi1kI3g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033