UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KCY/rYp6MIvUMrG3fLZRlIC38BPVbKw4y9NzpfOKnB0=' 
WHERE 
  key_id = 'a75c6248f93a4e7aefe36ee5896b8f61a0be489d97877b91f26775add2f0e173' 
  AND (
    token = 'KCY/rYp6MIvUMrG3fLZRlIC38BPVbKw4y9NzpfOKnB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )