UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't1Mq4W1VtqTVWv6nGWOTxspmmq6u1Z4VRKIDbmDOAZo=' 
WHERE 
  key_id = 'c6a19a83f4c94816f67a284f133e838e25dadb72ea0d8375bdf66f44d5b86de9' 
  AND (
    token = 't1Mq4W1VtqTVWv6nGWOTxspmmq6u1Z4VRKIDbmDOAZo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )