UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sTqJ/tHJNPJkrD73oK4jkZPf6a0GMY5qWJ8iU8//ebg=' 
WHERE 
  key_id = '934659f67bf22c426af57f213d79fcf7f1513ae5592727099140281e52607545' 
  AND (
    token = 'sTqJ/tHJNPJkrD73oK4jkZPf6a0GMY5qWJ8iU8//ebg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )