UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r8OvjZmcwxLNmN/KvsXpbPRvtf+LYI8TLu6T6DUcgqE=' 
WHERE 
  key_id = 'e457968d5cf9ab4bbfb84f5a1834e08aac88902125e139e4dfe21214f932b182' 
  AND (
    token = 'r8OvjZmcwxLNmN/KvsXpbPRvtf+LYI8TLu6T6DUcgqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )