UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RCeO8bTIx8EAsul4ioCzu+vfQJ/2r4rLscJLacA3UG0=' 
WHERE 
  key_id = '18705da85e8602ac298c3fa05bede0e45e64e6f269b3e235e4e9674ae498f749' 
  AND (
    token = 'RCeO8bTIx8EAsul4ioCzu+vfQJ/2r4rLscJLacA3UG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )