UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6TJnn5jRQDnpPn1ix0k7BrgpUDnRJyVRwFeWQG0Wz+8=' 
WHERE 
  key_id = '75e7a2abb7072e03c4f9345a093c02498f2a75fc1f8d80ce0e903637c56f5f4d' 
  AND (
    token = '6TJnn5jRQDnpPn1ix0k7BrgpUDnRJyVRwFeWQG0Wz+8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )