UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M4CJWGCJXK3RKT1WSz6b33zGfkHCmMPQwfSlbUGLgZg=' 
WHERE 
  key_id = '87d248b9c6c1dcb6c59dad192168dd7ae03ce9f1e19f08a0724a6656ce2e8373' 
  AND (
    token = 'M4CJWGCJXK3RKT1WSz6b33zGfkHCmMPQwfSlbUGLgZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )