UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Iv6wxYfc2vjHW3ZVjzhiF4eCTILF2iS1/u4e8oP3vIQ=' 
WHERE 
  key_id = 'a340c867a7d10f2ad0c1ca931e5da57d2f0894b1eedb2cfbd7d1483ffe87beb2' 
  AND (
    token = 'Iv6wxYfc2vjHW3ZVjzhiF4eCTILF2iS1/u4e8oP3vIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )