UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eV6+YUNvvy9/4S/6cNBzlILkwAFsx8788LbSMq7W3eQ=' 
WHERE 
  key_id = '86f2829849cb8362193df07b47de75e285c226df4c09364431bbad9671d57576' 
  AND (
    token = 'eV6+YUNvvy9/4S/6cNBzlILkwAFsx8788LbSMq7W3eQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )