UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UNQ4UB5+WWnw5uC8NX45uiafRAI0gfgnvyB4lhsshoo=' 
WHERE 
  key_id = 'a338315f9e5e0b36a9c5bc5eedd400271a171b1487fb3c89a69412cd7edb958a' 
  AND (
    token = 'UNQ4UB5+WWnw5uC8NX45uiafRAI0gfgnvyB4lhsshoo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )