UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rG4y/4PpInAzx8paDkw5CvNFTe4BEH/EDJMgSxAaM74=' 
WHERE 
  key_id = '841fa643906adf0b401e1d16f0f3b7decf70c1c77386b7ad8acff9c8036a4bff' 
  AND (
    token = 'rG4y/4PpInAzx8paDkw5CvNFTe4BEH/EDJMgSxAaM74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )