UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LMFvD2N9cjW67+FRR41I4v0bruO6rz7TLcL4FG+ab50=' 
WHERE 
  key_id = '38e895545537b626033dcab8c468a963469758e60cd2b097a1cd97c86b9f6733' 
  AND (
    token = 'LMFvD2N9cjW67+FRR41I4v0bruO6rz7TLcL4FG+ab50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )