UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uZvePJmf+3f0vrcwZIoRwBFggcNGD62xAAYohRAH2HE=' 
WHERE 
  key_id = '6e9d6032f4660f0d33e7c76d4761b3653bafee6b87e06bb74852365cea3b6078' 
  AND (
    token = 'uZvePJmf+3f0vrcwZIoRwBFggcNGD62xAAYohRAH2HE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )