UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xcABU8Zm/qsTifF0DAyqhCxk9Of1WMUpy8ke7UyPKkc=' 
WHERE 
  key_id = '3c48f02df6e4a9e1169b15e18cef9c503f7331311a65fe0f507a5c100f3f9caa' 
  AND (
    token = 'xcABU8Zm/qsTifF0DAyqhCxk9Of1WMUpy8ke7UyPKkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )