UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0uSk3yEQ4ixxml7SP8j7e9GdRIj/3KHPRu/G4sbr1rc=' 
WHERE 
  key_id = '0df6d6bf408a36f6e9edd036816ea208dc84dce25796a3a5cfced3313c853267' 
  AND (
    token = '0uSk3yEQ4ixxml7SP8j7e9GdRIj/3KHPRu/G4sbr1rc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037