UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YkHKdPETTmymMzXKNlqfjqRzTtYsy38GJDFKUL/HyHs=' 
WHERE 
  key_id = '5939f30e39e102331b2ae20e2da48e7517b5dd907c74fbec47f256fb0c95b6b8' 
  AND (
    token = 'YkHKdPETTmymMzXKNlqfjqRzTtYsy38GJDFKUL/HyHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )