UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LS6FGLJuvs9fFu9vbdhkW0kirPUm3cpvx7uHaMjCKEY=' 
WHERE 
  key_id = 'da0ec75b45907392452b31f8750f1d1011298dafb5f5652a286b67fcf938f804' 
  AND (
    token = 'LS6FGLJuvs9fFu9vbdhkW0kirPUm3cpvx7uHaMjCKEY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )