UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rYYEtAvc89u11HvIvzkbtfnhnG2/3Ne+uOPKj/JaRxQ=' 
WHERE 
  key_id = '480a8328a63378bde4f1785ec39d80c84b98cb75783298a81602f5ed06fc9926' 
  AND (
    token = 'rYYEtAvc89u11HvIvzkbtfnhnG2/3Ne+uOPKj/JaRxQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023