UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'exTm2SG1cB16+JVdXYVP+dbwXX9LDc9gikLafz3rs1k=' 
WHERE 
  key_id = '8573a7edbc4395013546a51f9cdf4ffeddf87fc27c3a9d3fe1759be2abb0e83f' 
  AND (
    token = 'exTm2SG1cB16+JVdXYVP+dbwXX9LDc9gikLafz3rs1k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )