UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Avi5R8uYCtQXEE3uU4rW12D0s7/hyupQlSNdVrWFHKg=' 
WHERE 
  key_id = '84e65edc30f034752c9d08cc26653920c67c62a34145d0cfccfb2196fb39446c' 
  AND (
    token = 'Avi5R8uYCtQXEE3uU4rW12D0s7/hyupQlSNdVrWFHKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )