UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n53YxMj5rjmr4N9B73RnEnShbLVXo8YmFFVC79oaCGk=' 
WHERE 
  key_id = '4be21f81730cd6969409116084d115f7722986d221e5bcd1e05bd29c27ab7fdf' 
  AND (
    token = 'n53YxMj5rjmr4N9B73RnEnShbLVXo8YmFFVC79oaCGk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )