UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Y011/tLAzWDySGPmKxeRC1wbnxqMJ46Vmtr7bNnI3o=' 
WHERE 
  key_id = '511bd38b76bd4e7be0d6ce7560246a4da356f40826b49fe193fd20c80e17242a' 
  AND (
    token = '/Y011/tLAzWDySGPmKxeRC1wbnxqMJ46Vmtr7bNnI3o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )