UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1+MG04XTojijVmSCuQxxLI3GkzsbHvHya9vCGoduI0o=' 
WHERE 
  key_id = 'c6a916454d027f4733217d21e622bec4a260042c34af1d8ae9f8d6565848d20a' 
  AND (
    token = '1+MG04XTojijVmSCuQxxLI3GkzsbHvHya9vCGoduI0o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )