UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lkZStq3K3o33p/AwvoqMAVMfVIXoSFuqTyNO6/Rdmhk=' 
WHERE 
  key_id = '21e7f522fa91dccd53239f763c4dbae26827bd61bcd5c1333852a33d7e12b6c1' 
  AND (
    token = 'lkZStq3K3o33p/AwvoqMAVMfVIXoSFuqTyNO6/Rdmhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )