UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qlbVfO2GxzVKPyyc5JvZeozLzr4opA7k/5PN3ucNydY=' 
WHERE 
  key_id = 'fa92ae68d1b9aa08fd136de9e9d67f26028ac07e2d79a2257f0377ce5d9da091' 
  AND (
    token = 'qlbVfO2GxzVKPyyc5JvZeozLzr4opA7k/5PN3ucNydY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028