UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u4qJdcHz4ZA+kR83/UQYKLDJ2KR2/qoZMJUWD74Sixg=' 
WHERE 
  key_id = '7a20aeddbd5adef1e489eca1c63d8092d7480102b7fe96c1fbf2d6e689996fb2' 
  AND (
    token = 'u4qJdcHz4ZA+kR83/UQYKLDJ2KR2/qoZMJUWD74Sixg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )