UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZKCo8xk/g8+Hz4HzTaxI+UMkrydbEvfRgi6PslXCXKc=' 
WHERE 
  key_id = '5be75e6c2503371644a0dadd73ef12be5cd867fff9738e06fdd8584ad8546cee' 
  AND (
    token = 'ZKCo8xk/g8+Hz4HzTaxI+UMkrydbEvfRgi6PslXCXKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )