UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cq1ZXi3Oy08uwyCWango6B58QrDrLNUPG0sUju3FFdo=' 
WHERE 
  key_id = 'e7985477638218b601322fcb7a7be875ec78a87fc3c7a82de749da4bd1b8981c' 
  AND (
    token = 'cq1ZXi3Oy08uwyCWango6B58QrDrLNUPG0sUju3FFdo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )