UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DHCC+rXQAmsrNK2Z3tCJn2T8qDT77je4rVWwOdL4i+0=' 
WHERE 
  key_id = '29b4a0ed779eded247a48aa738f244ebfdfb338744c5ddf9b0c9cd7f4cf6cc2a' 
  AND (
    token = 'DHCC+rXQAmsrNK2Z3tCJn2T8qDT77je4rVWwOdL4i+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )