UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x5NMWd7hSCn2QAyvtmc4R4MIueJ+e2bWcgBSulu3SJo=' 
WHERE 
  key_id = '30a438196b46d93f204bfa5737476f12785462c4e6b64eac4063317730f40bdf' 
  AND (
    token = 'x5NMWd7hSCn2QAyvtmc4R4MIueJ+e2bWcgBSulu3SJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )