UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G28ObSow6mfRq5/uREnatFNmNMyXlC3P/bH50R7avpw=' 
WHERE 
  key_id = '4ce79bd7ebcec631df38e52035bcd2959d93425e75caa35df7472a4a51155dd9' 
  AND (
    token = 'G28ObSow6mfRq5/uREnatFNmNMyXlC3P/bH50R7avpw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )