UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QrWLqn+gBRXxRvKTCHrUtFx8oXQUv3bnwCj7O9VkLhc=' 
WHERE 
  key_id = '8ab22d21f401399fb37a340852ec7a3ce450687f31973e0ffc1263eeb185e6c2' 
  AND (
    token = 'QrWLqn+gBRXxRvKTCHrUtFx8oXQUv3bnwCj7O9VkLhc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )