UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'At+wuXSxiOU1SLDrzafEi7ubyeCxd6bJTqzdCJ8lc18=' 
WHERE 
  key_id = 'c91f9a06526ba503765fcc03167f6bd9d1a08952c3ee8804e10c6786808b6d58' 
  AND (
    token = 'At+wuXSxiOU1SLDrzafEi7ubyeCxd6bJTqzdCJ8lc18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )