UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zuelSLstHO5lGSKr5GSTLqfG7JZzK52eJnddSWE2Cx0=' 
WHERE 
  key_id = 'c1e7be4e8f859dc149b9544273bb527e7b581814cedc73867780f4ab42e202a8' 
  AND (
    token = 'zuelSLstHO5lGSKr5GSTLqfG7JZzK52eJnddSWE2Cx0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )