UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ay2h0ezTDomAFDiC9wHSIo7yqOr73vNc9D9f/hanAeg=' 
WHERE 
  key_id = '4dde438b6dfd4f4470a23aef306d7fc56b7067ef84a4d303df1f20bcc841014e' 
  AND (
    token = 'ay2h0ezTDomAFDiC9wHSIo7yqOr73vNc9D9f/hanAeg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )