UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zx1rWVebTVWVgFSog1mlxXMc6HprBZU4O7NOQmLe6NQ=' 
WHERE 
  key_id = '6c18e1e74a6f70c75676ac68830eeac17a4c52ab3dfd2ff7465a315c66bfba2c' 
  AND (
    token = 'zx1rWVebTVWVgFSog1mlxXMc6HprBZU4O7NOQmLe6NQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028