UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AT+dj352zJydmeOkhqsoxd/UqrJd+yA4qwBbLixkYqU=' 
WHERE 
  key_id = 'be19aaa4b0abf6b402e4c138bf9ca6b29fb933e275e540a365a665862b3a8414' 
  AND (
    token = 'AT+dj352zJydmeOkhqsoxd/UqrJd+yA4qwBbLixkYqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00041