UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KwbVPFTZ7sPZwvOBoUjwufq5fxKi7ZFMEZVY3803EXw=' 
WHERE 
  key_id = 'e5dd7da8573bfb400c5052398a2a37bf82a2954034e5de4587a7fcde6974d8f9' 
  AND (
    token = 'KwbVPFTZ7sPZwvOBoUjwufq5fxKi7ZFMEZVY3803EXw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )