UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lqdvSza49nu5pGNYUF4U2SoUfHA/LSBl+mf5iajHgI4=' 
WHERE 
  key_id = 'c0ff363bf91a98c5766a76941224475da3e25c8c02068d4ad43a2feb48151796' 
  AND (
    token = 'lqdvSza49nu5pGNYUF4U2SoUfHA/LSBl+mf5iajHgI4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00066