UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Po8D8A6YstZUq+3HTC72ksV/LcarpRqL7c2TWk+PjLs=' 
WHERE 
  key_id = 'defb672220a35852306299fa80b2472428fcc90731936e99891d77e8e9e71300' 
  AND (
    token = 'Po8D8A6YstZUq+3HTC72ksV/LcarpRqL7c2TWk+PjLs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )