UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TGxrBCk14MLYZTo3QQ3D8e4o0EAF9G3nPEwNI7AZHgM=' 
WHERE 
  key_id = 'f2493c8ae0f900b93f27ca499d444b0e3679c10e72663d02c1b51c5c6ba40ad9' 
  AND (
    token = 'TGxrBCk14MLYZTo3QQ3D8e4o0EAF9G3nPEwNI7AZHgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028