UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u5TLfHBitMCaVNfwMqdW3+6ZRG3bs6v1VqtE2c8+HNg=' 
WHERE 
  key_id = '7eb829ef9cec9502a45e3b557543f736a49daf4b385d50b74f8758a8d3242e78' 
  AND (
    token = 'u5TLfHBitMCaVNfwMqdW3+6ZRG3bs6v1VqtE2c8+HNg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )