UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v/djL8vkMcEQ1uyK0GfaXEDmKFAyh/3S850gsvyRkRk=' 
WHERE 
  key_id = '95ac9b2abca1f80f715953d7023b08b24c88b8017df900eed2242cf92b5d766f' 
  AND (
    token = 'v/djL8vkMcEQ1uyK0GfaXEDmKFAyh/3S850gsvyRkRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00049