UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yf2sG+9xXHWuGAhg4/yaUbc/2wVOP6yLlBgTZESkigY=' 
WHERE 
  key_id = 'a51be63d8330f8a9c6b29b687ff3d0e64c670a6336ae1150c5a2c2f0facc0605' 
  AND (
    token = 'Yf2sG+9xXHWuGAhg4/yaUbc/2wVOP6yLlBgTZESkigY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )