UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RDvQazQWf7Mwr4dgK7igXDXx7IqWoFVjM8l8GOW/fog=' 
WHERE 
  key_id = '3c961783e727382b37c1e55fd47cfae607adac0fa62a3e1de93693835867d5db' 
  AND (
    token = 'RDvQazQWf7Mwr4dgK7igXDXx7IqWoFVjM8l8GOW/fog=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )