UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'snrD+W3jK6hu9242Yeve5gN10WlLDlEOXMCPQ7Jnnsk=' 
WHERE 
  key_id = '5ca01ac2d4fd8157f839f6d9d5abf5f48beafe040ceedc25ac9c76876599c42b' 
  AND (
    token = 'snrD+W3jK6hu9242Yeve5gN10WlLDlEOXMCPQ7Jnnsk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031