UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G4rE5Pf8xDCSnSN4xU4JCmXvD2gHCCXjyRtxbGP9MKc=' 
WHERE 
  key_id = '16e61496b801d070f407b3ea2b3e132ba73defd49ee144e491b3bd5472638897' 
  AND (
    token = 'G4rE5Pf8xDCSnSN4xU4JCmXvD2gHCCXjyRtxbGP9MKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )