UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2wwvUw33cbzsCl5dlz2rniYfmmCsXAWkFdtY2CUK9/I=' 
WHERE 
  key_id = '8e68f23e5fc60d20beb90707f5b30585722475b20a286b60753235d5a6d394bc' 
  AND (
    token = '2wwvUw33cbzsCl5dlz2rniYfmmCsXAWkFdtY2CUK9/I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )