UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uN7H8t1VExLGjgXZOQpUnshJA1MDsxfybW2Xw6YQzC0=' 
WHERE 
  key_id = 'e55b9ad2cdb357670e1dbcc1abc73d6d087ab949085caba2c4af3d1cf2aa36ec' 
  AND (
    token = 'uN7H8t1VExLGjgXZOQpUnshJA1MDsxfybW2Xw6YQzC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )