UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z1n9DTroT1W6+L+tcp5Hkcs8tK8Gwvi0DP5/ocN3/jE=' 
WHERE 
  key_id = '68bd658dce9f81f27309f22c794a50999137fe2fd294a76c0108e0d27477459a' 
  AND (
    token = 'Z1n9DTroT1W6+L+tcp5Hkcs8tK8Gwvi0DP5/ocN3/jE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )