UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r+hQbjHktBT6sI7VeJF0CZyN52kHG5eGiD2MORv9i5U=' 
WHERE 
  key_id = 'f9a236e30f3cdd0385a0eda359abcba7f3802c7714f745d015d4fe37a17ecf9f' 
  AND (
    token = 'r+hQbjHktBT6sI7VeJF0CZyN52kHG5eGiD2MORv9i5U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026