UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PeP9liSCx/YQktJXzr3KRys76qYm3Rls8XzlZe+sf9c=' 
WHERE 
  key_id = '91fe8dd015e375ea040c35aedbadbe3e53c6f44ac755ebb4f7b3cdef7adcc3d8' 
  AND (
    token = 'PeP9liSCx/YQktJXzr3KRys76qYm3Rls8XzlZe+sf9c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )