UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cC7fU7N/auenzR1+12SMikfKm7Zhmg4/aukKmnFa8p0=' 
WHERE 
  key_id = 'b827c4e15ec0a448309ae8271b3aa0c5069e3073205ee0255f33b7bee6cde2a6' 
  AND (
    token = 'cC7fU7N/auenzR1+12SMikfKm7Zhmg4/aukKmnFa8p0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020