UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CXcGL6to86fkyxlUhmRHDR9nNgz1aPvgvthcH4UYfFc=' 
WHERE 
  key_id = 'b9bdad01512cfe536c14b38f497e87658b2eba228a4041a11a993e4a45ddf902' 
  AND (
    token = 'CXcGL6to86fkyxlUhmRHDR9nNgz1aPvgvthcH4UYfFc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )