UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G4zBYP3imeAM6lVCcQw3Gvo4LZluLJOzg58eJWiCFMw=' 
WHERE 
  key_id = '626a93719d572351ed42002f838b4ee35734bd0ab12a0dcc51101a45abdaab1e' 
  AND (
    token = 'G4zBYP3imeAM6lVCcQw3Gvo4LZluLJOzg58eJWiCFMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )