UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cdTzRsvGB4wOZIAa7awMZP6lmJKqhu6RI03S/3Mc2a8=' 
WHERE 
  key_id = 'f4b434d3cc521b2c8f6ed65b938900c476bee039fcc7dd0150ded92cfbb0c505' 
  AND (
    token = 'cdTzRsvGB4wOZIAa7awMZP6lmJKqhu6RI03S/3Mc2a8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033