UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G7+9r5YPIm0Wtims4eGYgSKJWIIv5x4NVNRnn6l0kOk=' 
WHERE 
  key_id = '9a7765173283bc042cac9c466f2b8aecf30af0940a244f4c33b0466863c50421' 
  AND (
    token = 'G7+9r5YPIm0Wtims4eGYgSKJWIIv5x4NVNRnn6l0kOk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )