UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bcmpMHDSHSu+HVkmn8kVnNdX4IhmicTo9LlVXXPsiEk=' 
WHERE 
  key_id = 'dbbbbb9ad3b6f9b3aabf831fc172dd774b7c12ac2613573660ed1102b2feff66' 
  AND (
    token = 'bcmpMHDSHSu+HVkmn8kVnNdX4IhmicTo9LlVXXPsiEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024