UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MWjK/UrZHpGUApXXTE8wA5jldZGFRtW0Ez6Yi8s83Hc=' 
WHERE 
  key_id = '94570a7038c16fd97d2ff890a393e4c8866c13be67298b88971517f98f6e7a2a' 
  AND (
    token = 'MWjK/UrZHpGUApXXTE8wA5jldZGFRtW0Ez6Yi8s83Hc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )