UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zPlxSt2sbFzthBXcA6SBA10jQWaICpEYpvTSrksU+dQ=' 
WHERE 
  key_id = 'a8ad6e4d7152090eaf041efa677007dd5a05ca3b8c53369efb56f0b0a11b3175' 
  AND (
    token = 'zPlxSt2sbFzthBXcA6SBA10jQWaICpEYpvTSrksU+dQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )