UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nmf7kR0VBXIHHV5acsT9sHVFMVD+KTXPckfO4KyBChI=' 
WHERE 
  key_id = '6e8ed2c11b10ea9cdd59ff380a7aabdfc1704971d3a441d9cb3c25b161d6c998' 
  AND (
    token = 'Nmf7kR0VBXIHHV5acsT9sHVFMVD+KTXPckfO4KyBChI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )