UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UViZKXELu1m8D81oWWYqz6G/KSJLLcqk9epCZdTViXw=' 
WHERE 
  key_id = '2bf438bf013af0ab5de9aa2e4af50524faa33c7ca1347e7736e3de06db9117c2' 
  AND (
    token = 'UViZKXELu1m8D81oWWYqz6G/KSJLLcqk9epCZdTViXw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )