UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '56mY93eDbvztxpzSETSQncKqMk8FqfmrrbR8WIswQto=' 
WHERE 
  key_id = '8b8949440fb91bae4695dbf1123bbe1ba1168bd99163eb8dc380dd0714868e2a' 
  AND (
    token = '56mY93eDbvztxpzSETSQncKqMk8FqfmrrbR8WIswQto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )