UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tU721oefgbgE83FXOUu155NHxg54AhB5JAJXtnO75yQ=' 
WHERE 
  key_id = '59ebed3ab28e6e6bcfe1db7243b1fc0c988884b27aeaa7aa6a1eb1041e41dd91' 
  AND (
    token = 'tU721oefgbgE83FXOUu155NHxg54AhB5JAJXtnO75yQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024