UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UomS/aVRnV3kmLbJRzyJ23EEb3fwH9RbNRf1hdB11wU=' 
WHERE 
  key_id = 'e9aa3d1b11324e6d6a06eba21fb302122a80fbaac558c5099d68c2a7dd6149a1' 
  AND (
    token = 'UomS/aVRnV3kmLbJRzyJ23EEb3fwH9RbNRf1hdB11wU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025