UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ln76WV7l2uLPvL4AsoZ4JPLhsln3i5ZEXW8MYtWaSqA=' 
WHERE 
  key_id = '36b039fbf1dd9581f15ce9d9dbb7b5e0ec093e75cf9ca160cd47f47b403216b4' 
  AND (
    token = 'ln76WV7l2uLPvL4AsoZ4JPLhsln3i5ZEXW8MYtWaSqA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )