UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cDXYvslC93zk9j3jjNXxvHl9tma0XcPJz4+QBme0PMk=' 
WHERE 
  key_id = '391a737e74075b6b33de9471da3afaeb63456659d841b13d33d94396df7a47a1' 
  AND (
    token = 'cDXYvslC93zk9j3jjNXxvHl9tma0XcPJz4+QBme0PMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )