UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6zFNyRuOgJhGf7U3TqnBrjvTpuJ6q6yrOPufZU2OpfE=' 
WHERE 
  key_id = '1295732517a35db86f19f0bab8be3081086b1f27b501ecc5df9c2c4d83031449' 
  AND (
    token = '6zFNyRuOgJhGf7U3TqnBrjvTpuJ6q6yrOPufZU2OpfE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )