UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vMKem7nvM/YH4oWI9gBWQMPc8J6DsF5zh85pQYNNTbg=' 
WHERE 
  key_id = '546312b77ae4241d1ab28e86cfd9bfa3dbf840bdec32428dc97228c0c79183d1' 
  AND (
    token = 'vMKem7nvM/YH4oWI9gBWQMPc8J6DsF5zh85pQYNNTbg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )