UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z3USk1POyj6CJnZzRFklSMt0ZWhUsNzD54eDQY+772I=' 
WHERE 
  key_id = '935c70bab281af0275715a5cd58d7866936c42f15d3242a792c45ab73d900dfa' 
  AND (
    token = 'z3USk1POyj6CJnZzRFklSMt0ZWhUsNzD54eDQY+772I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )