UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'otgKHAcXzeFNoCMhPGeHhiDPKbdAhaVuQqLgZDFpXSw=' 
WHERE 
  key_id = '18c5a14cbe7d3b644b7fd2f9ca3c481e6d90ba90bcd6a131c3f19ff344af19c0' 
  AND (
    token = 'otgKHAcXzeFNoCMhPGeHhiDPKbdAhaVuQqLgZDFpXSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )