UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gJ3PTSIDbk2mMP7iEBlV97kjqPdP2qoweSuz+IDav38=' 
WHERE 
  key_id = '7c4a9321295dfe072d16b642d315133c1b3799f3c88912681971c7a1ae26903b' 
  AND (
    token = 'gJ3PTSIDbk2mMP7iEBlV97kjqPdP2qoweSuz+IDav38=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )