UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DHz1Uhx9o1d1UdXIpgOF54ojTA2NBSlz29qblxtVey0=' 
WHERE 
  key_id = '50f12d86783c2f5c630d674a752c20a4a3e2853fb222b122899a9cbaa231c7d0' 
  AND (
    token = 'DHz1Uhx9o1d1UdXIpgOF54ojTA2NBSlz29qblxtVey0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )