UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RkcVcyAr4iVnRO3JY5g4hfXftzfu118HiauZFKt1PfE=' 
WHERE 
  key_id = '8c53fb6f13a6d894ccbd6363774fad41b2bc5be4d1525dcb4952f7f1210881ab' 
  AND (
    token = 'RkcVcyAr4iVnRO3JY5g4hfXftzfu118HiauZFKt1PfE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )