UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fml6BYFBdk8XZ7fu4CziYoNeCx4FUuou7G+NLxE1PBY=' 
WHERE 
  key_id = '2dab2843689b82030e51a954de13c75441766cadc5c56e087c324e38e6ad957a' 
  AND (
    token = 'fml6BYFBdk8XZ7fu4CziYoNeCx4FUuou7G+NLxE1PBY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )